39999951

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{467}}^1$

素因数の和:811

約数の個数: 24

約数和(自身を含む): 59963904

約数和(自身を除く): 19963953

約数列:

[1, 3, 9, 31, 93, 279, 307, 467, 921, 1401, 2763, 4203, 9517, 14477, 28551, 43431, 85653, 130293, 143369, 430107, 1290321, 4444439, 13333317, 39999951]

約数ペア:

[(1, 39999951), (3, 13333317), (9, 4444439), (31, 1290321), (93, 430107), (279, 143369), (307, 130293), (467, 85653), (921, 43431), (1401, 28551), (2763, 14477), (4203, 9517)]