90275391

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1031}}^1$

素因数の和:1113

約数の個数: 40

約数和(自身を含む): 143852544

約数和(自身を除く): 53577153

約数列:

[1, 3, 9, 23, 27, 47, 69, 81, 141, 207, 423, 621, 1031, 1081, 1269, 1863, 3093, 3243, 3807, 9279, 9729, 23713, 27837, 29187, 48457, 71139, 83511, 87561, 145371, 213417, 436113, 640251, 1114511, 1308339, 1920753, 3343533, 3925017, 10030599, 30091797, 90275391]

約数ペア:

[(1, 90275391), (3, 30091797), (9, 10030599), (23, 3925017), (27, 3343533), (47, 1920753), (69, 1308339), (81, 1114511), (141, 640251), (207, 436113), (423, 213417), (621, 145371), (1031, 87561), (1081, 83511), (1269, 71139), (1863, 48457), (3093, 29187), (3243, 27837), (3807, 23713), (9279, 9729)]