90420841

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{6971}}^1$

素因数の和:7104

約数の個数: 16

約数和(自身を含む): 110436480

約数和(自身を除く): 20015639

約数列:

[1, 7, 17, 109, 119, 763, 1853, 6971, 12971, 48797, 118507, 759839, 829549, 5318873, 12917263, 90420841]

約数ペア:

[(1, 90420841), (7, 12917263), (17, 5318873), (109, 829549), (119, 759839), (763, 118507), (1853, 48797), (6971, 12971)]