638647529

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{7351}}^1$

素因数の和:7568

約数の個数: 16

約数和(自身を含む): 708968064

約数和(自身を除く): 70320535

約数列:

[1, 13, 41, 163, 533, 2119, 6683, 7351, 86879, 95563, 301391, 1198213, 3918083, 15576769, 49126733, 638647529]

約数ペア:

[(1, 638647529), (13, 49126733), (41, 15576769), (163, 3918083), (533, 1198213), (2119, 301391), (6683, 95563), (7351, 86879)]