64389663

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{727}}^1\times {\mathrm{757}}^1$

素因数の和:1503

約数の個数: 24

約数和(自身を含む): 100431968

約数和(自身を除く): 36042305

約数列:

[1, 3, 9, 13, 39, 117, 727, 757, 2181, 2271, 6543, 6813, 9451, 9841, 28353, 29523, 85059, 88569, 550339, 1651017, 4953051, 7154407, 21463221, 64389663]

約数ペア:

[(1, 64389663), (3, 21463221), (9, 7154407), (13, 4953051), (39, 1651017), (117, 550339), (727, 88569), (757, 85059), (2181, 29523), (2271, 28353), (6543, 9841), (6813, 9451)]