81611585

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{10831}}^1$

素因数の和:10984

約数の個数: 16

約数和(自身を含む): 107626752

約数和(自身を除く): 26015167

約数列:

[1, 5, 11, 55, 137, 685, 1507, 7535, 10831, 54155, 119141, 595705, 1483847, 7419235, 16322317, 81611585]

約数ペア:

[(1, 81611585), (5, 16322317), (11, 7419235), (55, 1483847), (137, 595705), (685, 119141), (1507, 54155), (7535, 10831)]