3,131,646

2 × 3 × 7 × 173 × 431

For 3,131,646, the 32 positive divisors have a total of 7,216,128. Removing 3,131,646 leaves 4,084,482, which gives the abundant classification.

Prime Factor Structure

Factorization String 2 × 3 × 7 × 173 × 431

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Total Divisors 32

Divisor Sum (σ) 7,216,128

Proper Divisor Sum 4,084,482

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #3131641 ← → #3131669

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

3,131,646 1,565,823 4,697,470 2,348,735 7,046,206 3,523,103 10,569,310 5,284,655 15,853,966 7,926,983 23,780,950 11,890,475 35,671,426 17,835,713 53,507,140 26,753,570 13,376,785 40,130,356 20,065,178 10,032,589 30,097,768 15,048,884 7,524,442 3,762,221 11,286,664 5,643,332 2,821,666 1,410,833 4,232,500 2,116,250 1,058,125 3,174,376 1,587,188 793,594 396,797 1,190,392 595,196 297,598 148,799 446,398 223,199 669,598 334,799 1,004,398 502,199 1,506,598 753,299 2,259,898 1,129,949 3,389,848 1,694,924 847,462 423,731 1,271,194 635,597 1,906,792 953,396 476,698 238,349 715,048