87069815

素因数分解:

$5^1\times 7^2\times {\mathrm{467}}^1\times {\mathrm{761}}^1$

素因数の和:1247

約数の個数: 24

約数和(自身を含む): 121962672

約数和(自身を除く): 34892857

約数列:

[1, 5, 7, 35, 49, 245, 467, 761, 2335, 3269, 3805, 5327, 16345, 22883, 26635, 37289, 114415, 186445, 355387, 1776935, 2487709, 12438545, 17413963, 87069815]

約数ペア:

[(1, 87069815), (5, 17413963), (7, 12438545), (35, 2487709), (49, 1776935), (245, 355387), (467, 186445), (761, 114415), (2335, 37289), (3269, 26635), (3805, 22883), (5327, 16345)]