81270167

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1\times {\mathrm{857}}^1$

素因数の和:1138

約数の個数: 16

約数和(自身を含む): 91552032

約数和(自身を除く): 10281865

約数列:

[1, 11, 37, 233, 407, 857, 2563, 8621, 9427, 31709, 94831, 199681, 348799, 2196491, 7388197, 81270167]

約数ペア:

[(1, 81270167), (11, 7388197), (37, 2196491), (233, 348799), (407, 199681), (857, 94831), (2563, 31709), (8621, 9427)]