918100990

素因数分解:

$2^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{521}}^1\times {\mathrm{563}}^1$

素因数の和:1404

約数の個数: 32

約数和(自身を含む): 1663994016

約数和(自身を除く): 745893026

約数列:

[1, 2, 5, 10, 313, 521, 563, 626, 1042, 1126, 1565, 2605, 2815, 3130, 5210, 5630, 163073, 176219, 293323, 326146, 352438, 586646, 815365, 881095, 1466615, 1630730, 1762190, 2933230, 91810099, 183620198, 459050495, 918100990]

約数ペア:

[(1, 918100990), (2, 459050495), (5, 183620198), (10, 91810099), (313, 2933230), (521, 1762190), (563, 1630730), (626, 1466615), (1042, 881095), (1126, 815365), (1565, 586646), (2605, 352438), (2815, 326146), (3130, 293323), (5210, 176219), (5630, 163073)]