87569885

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{3343}}^1$

素因数の和:3405

約数の個数: 24

約数和(自身を含む): 117494784

約数和(自身を除く): 29924899

約数列:

[1, 5, 13, 31, 65, 155, 169, 403, 845, 2015, 3343, 5239, 16715, 26195, 43459, 103633, 217295, 518165, 564967, 1347229, 2824835, 6736145, 17513977, 87569885]

約数ペア:

[(1, 87569885), (5, 17513977), (13, 6736145), (31, 2824835), (65, 1347229), (155, 564967), (169, 518165), (403, 217295), (845, 103633), (2015, 43459), (3343, 26195), (5239, 16715)]