66866891

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{1697}}^1$

素因数の和:2150

約数の個数: 16

約数和(自身を含む): 82536384

約数和(自身を除く): 15669493

約数列:

[1, 7, 13, 91, 433, 1697, 3031, 5629, 11879, 22061, 39403, 154427, 734801, 5143607, 9552413, 66866891]

約数ペア:

[(1, 66866891), (7, 9552413), (13, 5143607), (91, 734801), (433, 154427), (1697, 39403), (3031, 22061), (5629, 11879)]