1680133

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{499}}^1$

素因数の和:556

約数の個数: 16

約数和(自身を含む): 2128000

約数和(自身を除く): 447867

約数列:

[1, 7, 13, 37, 91, 259, 481, 499, 3367, 3493, 6487, 18463, 45409, 129241, 240019, 1680133]

約数ペア:

[(1, 1680133), (7, 240019), (13, 129241), (37, 45409), (91, 18463), (259, 6487), (481, 3493), (499, 3367)]