12987306

素因数分解:

$2^1\times 3^2\times {\mathrm{337}}^1\times {\mathrm{2141}}^1$

素因数の和:2486

約数の個数: 24

約数和(自身を含む): 28235844

約数和(自身を除く): 15248538

約数列:

[1, 2, 3, 6, 9, 18, 337, 674, 1011, 2022, 2141, 3033, 4282, 6066, 6423, 12846, 19269, 38538, 721517, 1443034, 2164551, 4329102, 6493653, 12987306]

約数ペア:

[(1, 12987306), (2, 6493653), (3, 4329102), (6, 2164551), (9, 1443034), (18, 721517), (337, 38538), (674, 19269), (1011, 12846), (2022, 6423), (2141, 6066), (3033, 4282)]