5431510987

素因数分解:

$7^4\times {\mathrm{43}}^1\times {\mathrm{52609}}^1$

素因数の和:52680

約数の個数: 20

約数和(自身を含む): 6483866840

約数和(自身を除く): 1052355853

約数列:

[1, 7, 43, 49, 301, 343, 2107, 2401, 14749, 52609, 103243, 368263, 2262187, 2577841, 15835309, 18044887, 110847163, 126314209, 775930141, 5431510987]

約数ペア:

[(1, 5431510987), (7, 775930141), (43, 126314209), (49, 110847163), (301, 18044887), (343, 15835309), (2107, 2577841), (2401, 2262187), (14749, 368263), (52609, 103243)]