219212435

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{4397}}^1$

素因数の和:4487

約数の個数: 24

約数和(自身を含む): 289740240

約数和(自身を除く): 70527805

約数列:

[1, 5, 13, 59, 65, 169, 295, 767, 845, 3835, 4397, 9971, 21985, 49855, 57161, 259423, 285805, 743093, 1297115, 3372499, 3715465, 16862495, 43842487, 219212435]

約数ペア:

[(1, 219212435), (5, 43842487), (13, 16862495), (59, 3715465), (65, 3372499), (169, 1297115), (295, 743093), (767, 285805), (845, 259423), (3835, 57161), (4397, 49855), (9971, 21985)]