8000818

素因数分解:

$2^1\times 7^3\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:239

約数の個数: 32

約数和(自身を含む): 14256000

約数和(自身を除く): 6255182

約数列:

[1, 2, 7, 14, 49, 98, 107, 109, 214, 218, 343, 686, 749, 763, 1498, 1526, 5243, 5341, 10486, 10682, 11663, 23326, 36701, 37387, 73402, 74774, 81641, 163282, 571487, 1142974, 4000409, 8000818]

約数ペア:

[(1, 8000818), (2, 4000409), (7, 1142974), (14, 571487), (49, 163282), (98, 81641), (107, 74774), (109, 73402), (214, 37387), (218, 36701), (343, 23326), (686, 11663), (749, 10682), (763, 10486), (1498, 5341), (1526, 5243)]