499961

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:212

約数の個数: 16

約数和(自身を含む): 642048

約数和(自身を除く): 142087

約数列:

[1, 7, 11, 43, 77, 151, 301, 473, 1057, 1661, 3311, 6493, 11627, 45451, 71423, 499961]

約数ペア:

[(1, 499961), (7, 71423), (11, 45451), (43, 11627), (77, 6493), (151, 3311), (301, 1661), (473, 1057)]