85145809

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{23081}}^1$

素因数の和:23136

約数の個数: 16

約数和(自身を含む): 106361856

約数和(自身を除く): 21216047

約数列:

[1, 7, 17, 31, 119, 217, 527, 3689, 23081, 161567, 392377, 715511, 2746639, 5008577, 12163687, 85145809]

約数ペア:

[(1, 85145809), (7, 12163687), (17, 5008577), (31, 2746639), (119, 715511), (217, 392377), (527, 161567), (3689, 23081)]