22157875

素因数分解:

$5^3\times {\mathrm{103}}^1\times {\mathrm{1721}}^1$

素因数の和:1839

約数の個数: 16

約数和(自身を含む): 27937728

約数和(自身を除く): 5779853

約数列:

[1, 5, 25, 103, 125, 515, 1721, 2575, 8605, 12875, 43025, 177263, 215125, 886315, 4431575, 22157875]

約数ペア:

[(1, 22157875), (5, 4431575), (25, 886315), (103, 215125), (125, 177263), (515, 43025), (1721, 12875), (2575, 8605)]