56276157

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{20149}}^1$

素因数の和:20185

約数の個数: 24

約数和(自身を含む): 91884000

約数和(自身を除く): 35607843

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 20149, 60447, 141043, 382831, 423129, 987301, 1148493, 2679817, 2961903, 8039451, 18758719, 56276157]

約数ペア:

[(1, 56276157), (3, 18758719), (7, 8039451), (19, 2961903), (21, 2679817), (49, 1148493), (57, 987301), (133, 423129), (147, 382831), (399, 141043), (931, 60447), (2793, 20149)]