2051222327

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{51131}}^1$

素因数の和:51670

約数の個数: 16

約数和(自身を含む): 2562326784

約数和(自身を除く): 511104457

約数列:

[1, 7, 11, 77, 521, 3647, 5731, 40117, 51131, 357917, 562441, 3937087, 26639251, 186474757, 293031761, 2051222327]

約数ペア:

[(1, 2051222327), (7, 293031761), (11, 186474757), (77, 26639251), (521, 3937087), (3647, 562441), (5731, 357917), (40117, 51131)]