310890153

素因数分解:

$3^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{20533}}^1$

素因数の和:20653

約数の個数: 24

約数和(自身を含む): 486902208

約数和(自身を除く): 176012055

約数列:

[1, 3, 7, 21, 49, 103, 147, 309, 721, 2163, 5047, 15141, 20533, 61599, 143731, 431193, 1006117, 2114899, 3018351, 6344697, 14804293, 44412879, 103630051, 310890153]

約数ペア:

[(1, 310890153), (3, 103630051), (7, 44412879), (21, 14804293), (49, 6344697), (103, 3018351), (147, 2114899), (309, 1006117), (721, 431193), (2163, 143731), (5047, 61599), (15141, 20533)]