8987815

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2579}}^1$

素因数の和:2642

約数の個数: 16

約数和(自身を含む): 11702880

約数和(自身を除く): 2715065

約数列:

[1, 5, 17, 41, 85, 205, 697, 2579, 3485, 12895, 43843, 105739, 219215, 528695, 1797563, 8987815]

約数ペア:

[(1, 8987815), (5, 1797563), (17, 528695), (41, 219215), (85, 105739), (205, 43843), (697, 12895), (2579, 3485)]