28355845

素因数分解:

$5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{9103}}^1$

素因数の和:9204

約数の個数: 16

約数和(自身を含む): 39329280

約数和(自身を除く): 10973435

約数列:

[1, 5, 7, 35, 89, 445, 623, 3115, 9103, 45515, 63721, 318605, 810167, 4050835, 5671169, 28355845]

約数ペア:

[(1, 28355845), (5, 5671169), (7, 4050835), (35, 810167), (89, 318605), (445, 63721), (623, 45515), (3115, 9103)]