387574467

素因数分解:

$3^1\times 7^2\times {\mathrm{811}}^1\times {\mathrm{3251}}^1$

素因数の和:4079

約数の個数: 24

約数和(自身を含む): 602062272

約数和(自身を除く): 214487805

約数列:

[1, 3, 7, 21, 49, 147, 811, 2433, 3251, 5677, 9753, 17031, 22757, 39739, 68271, 119217, 159299, 477897, 2636561, 7909683, 18455927, 55367781, 129191489, 387574467]

約数ペア:

[(1, 387574467), (3, 129191489), (7, 55367781), (21, 18455927), (49, 7909683), (147, 2636561), (811, 477897), (2433, 159299), (3251, 119217), (5677, 68271), (9753, 39739), (17031, 22757)]