15861356

素因数分解:

$2^2\times 7^1\times {\mathrm{661}}^1\times {\mathrm{857}}^1$

素因数の和:1529

約数の個数: 24

約数和(自身を含む): 31807776

約数和(自身を除く): 15946420

約数列:

[1, 2, 4, 7, 14, 28, 661, 857, 1322, 1714, 2644, 3428, 4627, 5999, 9254, 11998, 18508, 23996, 566477, 1132954, 2265908, 3965339, 7930678, 15861356]

約数ペア:

[(1, 15861356), (2, 7930678), (4, 3965339), (7, 2265908), (14, 1132954), (28, 566477), (661, 23996), (857, 18508), (1322, 11998), (1714, 9254), (2644, 5999), (3428, 4627)]