12370491

素因数分解:

$3^2\times 7^2\times {\mathrm{28051}}^1$

素因数の和:28071

約数の個数: 18

約数和(自身を含む): 20786532

約数和(自身を除く): 8416041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 28051, 84153, 196357, 252459, 589071, 1374499, 1767213, 4123497, 12370491]

約数ペア:

[(1, 12370491), (3, 4123497), (7, 1767213), (9, 1374499), (21, 589071), (49, 252459), (63, 196357), (147, 84153), (441, 28051)]