2013221987

素因数分解:

$7^2\times {\mathrm{137}}^1\times {\mathrm{499}}^1\times {\mathrm{601}}^1$

素因数の和:1251

約数の個数: 24

約数和(自身を含む): 2367666000

約数和(自身を除く): 354444013

約数列:

[1, 7, 49, 137, 499, 601, 959, 3493, 4207, 6713, 24451, 29449, 68363, 82337, 299899, 478541, 576359, 2099293, 3349787, 4034513, 14695051, 41086163, 287603141, 2013221987]

約数ペア:

[(1, 2013221987), (7, 287603141), (49, 41086163), (137, 14695051), (499, 4034513), (601, 3349787), (959, 2099293), (3493, 576359), (4207, 478541), (6713, 299899), (24451, 82337), (29449, 68363)]