157628541

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{56437}}^1$

素因数の和:56473

約数の個数: 24

約数和(自身を含む): 257357280

約数和(自身を除く): 99728739

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 56437, 169311, 395059, 1072303, 1185177, 2765413, 3216909, 7506121, 8296239, 22518363, 52542847, 157628541]

約数ペア:

[(1, 157628541), (3, 52542847), (7, 22518363), (19, 8296239), (21, 7506121), (49, 3216909), (57, 2765413), (133, 1185177), (147, 1072303), (399, 395059), (931, 169311), (2793, 56437)]