2051224713213

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{189875471}}^1$

素因数の和:189875764

約数の個数: 16

約数和(自身を含む): 2955981348096

約数和(自身を除く): 904756634883

約数列:

[1, 3, 13, 39, 277, 831, 3601, 10803, 189875471, 569626413, 2468381123, 7405143369, 52595505467, 157786516401, 683741571071, 2051224713213]

約数ペア:

[(1, 2051224713213), (3, 683741571071), (13, 157786516401), (39, 52595505467), (277, 7405143369), (831, 2468381123), (3601, 569626413), (10803, 189875471)]