86109005

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{2551}}^1$

素因数の和:2756

約数の個数: 16

約数和(自身を含む): 106449024

約数和(自身を除く): 20340019

約数列:

[1, 5, 43, 157, 215, 785, 2551, 6751, 12755, 33755, 109693, 400507, 548465, 2002535, 17221801, 86109005]

約数ペア:

[(1, 86109005), (5, 17221801), (43, 2002535), (157, 548465), (215, 400507), (785, 109693), (2551, 33755), (6751, 12755)]