68489188

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{417617}}^1$

素因数の和:417662

約数の個数: 12

約数和(自身を含む): 122779692

約数和(自身を除く): 54290504

約数列:

[1, 2, 4, 41, 82, 164, 417617, 835234, 1670468, 17122297, 34244594, 68489188]

約数ペア:

[(1, 68489188), (2, 34244594), (4, 17122297), (41, 1670468), (82, 835234), (164, 417617)]