87980255

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{12211}}^1$

素因数の和:12358

約数の個数: 16

約数和(自身を含む): 116062848

約数和(自身を除く): 28082593

約数列:

[1, 5, 11, 55, 131, 655, 1441, 7205, 12211, 61055, 134321, 671605, 1599641, 7998205, 17596051, 87980255]

約数ペア:

[(1, 87980255), (5, 17596051), (11, 7998205), (55, 1599641), (131, 671605), (655, 134321), (1441, 61055), (7205, 12211)]