71575731

素因数分解:

$3^4\times {\mathrm{719}}^1\times {\mathrm{1229}}^1$

素因数の和:1960

約数の個数: 20

約数和(自身を含む): 107157600

約数和(自身を除く): 35581869

約数列:

[1, 3, 9, 27, 81, 719, 1229, 2157, 3687, 6471, 11061, 19413, 33183, 58239, 99549, 883651, 2650953, 7952859, 23858577, 71575731]

約数ペア:

[(1, 71575731), (3, 23858577), (9, 7952859), (27, 2650953), (81, 883651), (719, 99549), (1229, 58239), (2157, 33183), (3687, 19413), (6471, 11061)]