86915171

素因数分解:

$7^3\times {\mathrm{139}}^1\times {\mathrm{1823}}^1$

素因数の和:1983

約数の個数: 16

約数和(自身を含む): 102144000

約数和(自身を除く): 15228829

約数列:

[1, 7, 49, 139, 343, 973, 1823, 6811, 12761, 47677, 89327, 253397, 625289, 1773779, 12416453, 86915171]

約数ペア:

[(1, 86915171), (7, 12416453), (49, 1773779), (139, 625289), (343, 253397), (973, 89327), (1823, 47677), (6811, 12761)]