2971615731

素因数分解:

$3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{255887}}^1$

素因数の和:255983

約数の個数: 24

約数和(自身を含む): 4667397120

約数和(自身を除く): 1695781389

約数列:

[1, 3, 7, 21, 49, 79, 147, 237, 553, 1659, 3871, 11613, 255887, 767661, 1791209, 5373627, 12538463, 20215073, 37615389, 60645219, 141505511, 424516533, 990538577, 2971615731]

約数ペア:

[(1, 2971615731), (3, 990538577), (7, 424516533), (21, 141505511), (49, 60645219), (79, 37615389), (147, 20215073), (237, 12538463), (553, 5373627), (1659, 1791209), (3871, 767661), (11613, 255887)]