87111215

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{421}}^1\times {\mathrm{1427}}^1$

素因数の和:1882

約数の個数: 16

約数和(自身を含む): 108470880

約数和(自身を除く): 21359665

約数列:

[1, 5, 29, 145, 421, 1427, 2105, 7135, 12209, 41383, 61045, 206915, 600767, 3003835, 17422243, 87111215]

約数ペア:

[(1, 87111215), (5, 17422243), (29, 3003835), (145, 600767), (421, 206915), (1427, 61045), (2105, 41383), (7135, 12209)]