67881305

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{2011}}^1$

素因数の和:2216

約数の個数: 16

約数和(自身を含む): 83924544

約数和(自身を除く): 16043239

約数列:

[1, 5, 43, 157, 215, 785, 2011, 6751, 10055, 33755, 86473, 315727, 432365, 1578635, 13576261, 67881305]

約数ペア:

[(1, 67881305), (5, 13576261), (43, 1578635), (157, 432365), (215, 315727), (785, 86473), (2011, 33755), (6751, 10055)]