8157261

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{5471}}^1$

素因数の和:5552

約数の個数: 16

約数和(自身を含む): 12607488

約数和(自身を除く): 4450227

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 5471, 16413, 38297, 114891, 388441, 1165323, 2719087, 8157261]

約数ペア:

[(1, 8157261), (3, 2719087), (7, 1165323), (21, 388441), (71, 114891), (213, 38297), (497, 16413), (1491, 5471)]