22687889

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{1531}}^1$

素因数の和:1640

約数の個数: 16

約数和(自身を含む): 27208320

約数和(自身を除く): 4520431

約数列:

[1, 7, 29, 73, 203, 511, 1531, 2117, 10717, 14819, 44399, 111763, 310793, 782341, 3241127, 22687889]

約数ペア:

[(1, 22687889), (7, 3241127), (29, 782341), (73, 310793), (203, 111763), (511, 44399), (1531, 14819), (2117, 10717)]