128400461

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{16363}}^1$

素因数の和:16448

約数の個数: 16

約数和(自身を含む): 157094400

約数和(自身を除く): 28693939

約数列:

[1, 7, 19, 59, 133, 413, 1121, 7847, 16363, 114541, 310897, 965417, 2176279, 6757919, 18342923, 128400461]

約数ペア:

[(1, 128400461), (7, 18342923), (19, 6757919), (59, 2176279), (133, 965417), (413, 310897), (1121, 114541), (7847, 16363)]