866380039

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{997}}^1\times {\mathrm{2887}}^1$

素因数の和:3934

約数の個数: 16

約数和(自身を含む): 1014542848

約数和(自身を除く): 148162809

約数列:

[1, 7, 43, 301, 997, 2887, 6979, 20209, 42871, 124141, 300097, 868987, 2878339, 20148373, 123768577, 866380039]

約数ペア:

[(1, 866380039), (7, 123768577), (43, 20148373), (301, 2878339), (997, 868987), (2887, 300097), (6979, 124141), (20209, 42871)]