81890508

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{974887}}^1$

素因数の和:974901

約数の個数: 24

約数和(自身を含む): 218374912

約数和(自身を除く): 136484404

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 974887, 1949774, 2924661, 3899548, 5849322, 6824209, 11698644, 13648418, 20472627, 27296836, 40945254, 81890508]

約数ペア:

[(1, 81890508), (2, 40945254), (3, 27296836), (4, 20472627), (6, 13648418), (7, 11698644), (12, 6824209), (14, 5849322), (21, 3899548), (28, 2924661), (42, 1949774), (84, 974887)]