81349177

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{28837}}^1$

素因数の和:28888

約数の個数: 16

約数和(自身を含む): 103355392

約数和(自身を除く): 22006215

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 28837, 201859, 374881, 893947, 2624167, 6257629, 11621311, 81349177]

約数ペア:

[(1, 81349177), (7, 11621311), (13, 6257629), (31, 2624167), (91, 893947), (217, 374881), (403, 201859), (2821, 28837)]