87249815

素因数分解:

$5^1\times {\mathrm{89}}^2\times {\mathrm{2203}}^1$

素因数の和:2386

約数の個数: 12

約数和(自身を含む): 105937464

約数和(自身を除く): 18687649

約数列:

[1, 5, 89, 445, 2203, 7921, 11015, 39605, 196067, 980335, 17449963, 87249815]

約数ペア:

[(1, 87249815), (5, 17449963), (89, 980335), (445, 196067), (2203, 39605), (7921, 11015)]