12990834

素因数分解:

$2^1\times 3^3\times {\mathrm{240571}}^1$

素因数の和:240582

約数の個数: 16

約数和(自身を含む): 28868640

約数和(自身を除く): 15877806

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 240571, 481142, 721713, 1443426, 2165139, 4330278, 6495417, 12990834]

約数ペア:

[(1, 12990834), (2, 6495417), (3, 4330278), (6, 2165139), (9, 1443426), (18, 721713), (27, 481142), (54, 240571)]