8681309

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5021}}^1$

素因数の和:5060

約数の個数: 16

約数和(自身を含む): 11249280

約数和(自身を除く): 2567971

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 5021, 35147, 65273, 95399, 456911, 667793, 1240187, 8681309]

約数ペア:

[(1, 8681309), (7, 1240187), (13, 667793), (19, 456911), (91, 95399), (133, 65273), (247, 35147), (1729, 5021)]