49891359

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{17863}}^1$

素因数の和:17899

約数の個数: 24

約数和(自身を含む): 81459840

約数和(自身を除く): 31568481

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 17863, 53589, 125041, 339397, 375123, 875287, 1018191, 2375779, 2625861, 7127337, 16630453, 49891359]

約数ペア:

[(1, 49891359), (3, 16630453), (7, 7127337), (19, 2625861), (21, 2375779), (49, 1018191), (57, 875287), (133, 375123), (147, 339397), (399, 125041), (931, 53589), (2793, 17863)]