397604414

素因数分解:

$2^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1\times {\mathrm{9739}}^1$

素因数の和:10027

約数の個数: 16

約数和(自身を含む): 604854000

約数和(自身を除く): 207249586

約数列:

[1, 2, 137, 149, 274, 298, 9739, 19478, 20413, 40826, 1334243, 1451111, 2668486, 2902222, 198802207, 397604414]

約数ペア:

[(1, 397604414), (2, 198802207), (137, 2902222), (149, 2668486), (274, 1451111), (298, 1334243), (9739, 40826), (19478, 20413)]