81885167

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{29027}}^1$

素因数の和:29078

約数の個数: 16

約数和(自身を含む): 104036352

約数和(自身を除く): 22151185

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 29027, 203189, 377351, 899837, 2641457, 6298859, 11697881, 81885167]

約数ペア:

[(1, 81885167), (7, 11697881), (13, 6298859), (31, 2641457), (91, 899837), (217, 377351), (403, 203189), (2821, 29027)]