2009221627

素因数分解:

$7^4\times {\mathrm{443}}^1\times {\mathrm{1889}}^1$

素因数の和:2360

約数の個数: 20

約数和(自身を含む): 2350487160

約数和(自身を除く): 341265533

約数列:

[1, 7, 49, 343, 443, 1889, 2401, 3101, 13223, 21707, 92561, 151949, 647927, 836827, 1063643, 4535489, 5857789, 41004523, 287031661, 2009221627]

約数ペア:

[(1, 2009221627), (7, 287031661), (49, 41004523), (343, 5857789), (443, 4535489), (1889, 1063643), (2401, 836827), (3101, 647927), (13223, 151949), (21707, 92561)]