25867989

素因数分解:

$3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{3767}}^1$

素因数の和:3889

約数の個数: 24

約数和(自身を含む): 43105920

約数和(自身を除く): 17237931

約数列:

[1, 3, 7, 9, 21, 63, 109, 327, 763, 981, 2289, 3767, 6867, 11301, 26369, 33903, 79107, 237321, 410603, 1231809, 2874221, 3695427, 8622663, 25867989]

約数ペア:

[(1, 25867989), (3, 8622663), (7, 3695427), (9, 2874221), (21, 1231809), (63, 410603), (109, 237321), (327, 79107), (763, 33903), (981, 26369), (2289, 11301), (3767, 6867)]