81452277

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{70157}}^1$

素因数の和:70209

約数の個数: 16

約数和(自身を含む): 123478080

約数和(自身を除く): 42025803

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 70157, 210471, 631413, 1894239, 3016751, 9050253, 27150759, 81452277]

約数ペア:

[(1, 81452277), (3, 27150759), (9, 9050253), (27, 3016751), (43, 1894239), (129, 631413), (387, 210471), (1161, 70157)]