81230571

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{359}}^1\times {\mathrm{811}}^1$

素因数の和:1207

約数の個数: 24

約数和(自身を含む): 121605120

約数和(自身を除く): 40374549

約数列:

[1, 3, 9, 31, 93, 279, 359, 811, 1077, 2433, 3231, 7299, 11129, 25141, 33387, 75423, 100161, 226269, 291149, 873447, 2620341, 9025619, 27076857, 81230571]

約数ペア:

[(1, 81230571), (3, 27076857), (9, 9025619), (31, 2620341), (93, 873447), (279, 291149), (359, 226269), (811, 100161), (1077, 75423), (2433, 33387), (3231, 25141), (7299, 11129)]