207995905

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{131}}^1\times {\mathrm{1879}}^1$

素因数の和:2041

約数の個数: 24

約数和(自身を含む): 272479680

約数和(自身を除く): 64483775

約数列:

[1, 5, 13, 65, 131, 169, 655, 845, 1703, 1879, 8515, 9395, 22139, 24427, 110695, 122135, 246149, 317551, 1230745, 1587755, 3199937, 15999685, 41599181, 207995905]

約数ペア:

[(1, 207995905), (5, 41599181), (13, 15999685), (65, 3199937), (131, 1587755), (169, 1230745), (655, 317551), (845, 246149), (1703, 122135), (1879, 110695), (8515, 24427), (9395, 22139)]