217250945

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{457}}^1\times {\mathrm{3067}}^1$

素因数の和:3560

約数の個数: 16

約数和(自身を含む): 269787648

約数和(自身を除く): 52536703

約数列:

[1, 5, 31, 155, 457, 2285, 3067, 14167, 15335, 70835, 95077, 475385, 1401619, 7008095, 43450189, 217250945]

約数ペア:

[(1, 217250945), (5, 43450189), (31, 7008095), (155, 1401619), (457, 475385), (2285, 95077), (3067, 70835), (14167, 15335)]