31720471

素因数分解:

${\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:342

約数の個数: 16

約数和(自身を含む): 33758208

約数和(自身を除く): 2037737

約数列:

[1, 31, 73, 107, 131, 2263, 3317, 4061, 7811, 9563, 14017, 242141, 296453, 434527, 1023241, 31720471]

約数ペア:

[(1, 31720471), (31, 1023241), (73, 434527), (107, 296453), (131, 242141), (2263, 14017), (3317, 9563), (4061, 7811)]