87237225

素因数分解:

$3^2\times 5^2\times {\mathrm{387721}}^1$

素因数の和:387737

約数の個数: 18

約数和(自身を含む): 156251966

約数和(自身を除く): 69014741

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 387721, 1163163, 1938605, 3489489, 5815815, 9693025, 17447445, 29079075, 87237225]

約数ペア:

[(1, 87237225), (3, 29079075), (5, 17447445), (9, 9693025), (15, 5815815), (25, 3489489), (45, 1938605), (75, 1163163), (225, 387721)]