12117725

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{263}}^1$

素因数の和:389

約数の個数: 24

約数和(自身を含む): 16040640

約数和(自身を除く): 3922915

約数列:

[1, 5, 19, 25, 95, 97, 263, 475, 485, 1315, 1843, 2425, 4997, 6575, 9215, 24985, 25511, 46075, 124925, 127555, 484709, 637775, 2423545, 12117725]

約数ペア:

[(1, 12117725), (5, 2423545), (19, 637775), (25, 484709), (95, 127555), (97, 124925), (263, 46075), (475, 25511), (485, 24985), (1315, 9215), (1843, 6575), (2425, 4997)]