82431639

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{129001}}^1$

素因数の和:129078

約数の個数: 12

約数和(自身を含む): 120745872

約数和(自身を除く): 38314233

約数列:

[1, 3, 9, 71, 213, 639, 129001, 387003, 1161009, 9159071, 27477213, 82431639]

約数ペア:

[(1, 82431639), (3, 27477213), (9, 9159071), (71, 1161009), (213, 387003), (639, 129001)]