123573723

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{2777}}^1$

素因数の和:2963

約数の個数: 32

約数和(自身を含む): 204105216

約数和(自身を除く): 80531493

約数列:

[1, 3, 7, 13, 21, 39, 91, 163, 273, 489, 1141, 2119, 2777, 3423, 6357, 8331, 14833, 19439, 36101, 44499, 58317, 108303, 252707, 452651, 758121, 1357953, 3168557, 5884463, 9505671, 17653389, 41191241, 123573723]

約数ペア:

[(1, 123573723), (3, 41191241), (7, 17653389), (13, 9505671), (21, 5884463), (39, 3168557), (91, 1357953), (163, 758121), (273, 452651), (489, 252707), (1141, 108303), (2119, 58317), (2777, 44499), (3423, 36101), (6357, 19439), (8331, 14833)]