42745445

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{269}}^1\times {\mathrm{521}}^1$

素因数の和:856

約数の個数: 16

約数和(自身を含む): 52429680

約数和(自身を除く): 9684235

約数列:

[1, 5, 61, 269, 305, 521, 1345, 2605, 16409, 31781, 82045, 140149, 158905, 700745, 8549089, 42745445]

約数ペア:

[(1, 42745445), (5, 8549089), (61, 700745), (269, 158905), (305, 140149), (521, 82045), (1345, 31781), (2605, 16409)]