768881281

素因数分解:

$7^1\times {\mathrm{157}}^1\times {\mathrm{317}}^1\times {\mathrm{2207}}^1$

素因数の和:2688

約数の個数: 16

約数和(自身を含む): 887510016

約数和(自身を除く): 118628735

約数列:

[1, 7, 157, 317, 1099, 2207, 2219, 15449, 49769, 346499, 348383, 699619, 2425493, 4897333, 109840183, 768881281]

約数ペア:

[(1, 768881281), (7, 109840183), (157, 4897333), (317, 2425493), (1099, 699619), (2207, 348383), (2219, 346499), (15449, 49769)]