87365855

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1\times {\mathrm{571}}^1$

素因数の和:1078

約数の個数: 16

約数和(自身を含む): 106748928

約数和(自身を除く): 19383073

約数列:

[1, 5, 71, 355, 431, 571, 2155, 2855, 30601, 40541, 153005, 202705, 246101, 1230505, 17473171, 87365855]

約数ペア:

[(1, 87365855), (5, 17473171), (71, 1230505), (355, 246101), (431, 202705), (571, 153005), (2155, 40541), (2855, 30601)]