78724658

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{12893}}^1$

素因数の和:13009

約数の個数: 16

約数和(自身を含む): 122544576

約数和(自身を除く): 43819918

約数列:

[1, 2, 43, 71, 86, 142, 3053, 6106, 12893, 25786, 554399, 915403, 1108798, 1830806, 39362329, 78724658]

約数ペア:

[(1, 78724658), (2, 39362329), (43, 1830806), (71, 1108798), (86, 915403), (142, 554399), (3053, 25786), (6106, 12893)]