51198171

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{1531}}^1$

素因数の和:1762

約数の個数: 16

約数和(自身を含む): 69712128

約数和(自身を除く): 18513957

約数列:

[1, 3, 71, 157, 213, 471, 1531, 4593, 11147, 33441, 108701, 240367, 326103, 721101, 17066057, 51198171]

約数ペア:

[(1, 51198171), (3, 17066057), (71, 721101), (157, 326103), (213, 240367), (471, 108701), (1531, 33441), (4593, 11147)]