28228732

素因数分解:

$2^2\times 7^1\times {\mathrm{691}}^1\times {\mathrm{1459}}^1$

素因数の和:2161

約数の個数: 24

約数和(自身を含む): 56577920

約数和(自身を除く): 28349188

約数列:

[1, 2, 4, 7, 14, 28, 691, 1382, 1459, 2764, 2918, 4837, 5836, 9674, 10213, 19348, 20426, 40852, 1008169, 2016338, 4032676, 7057183, 14114366, 28228732]

約数ペア:

[(1, 28228732), (2, 14114366), (4, 7057183), (7, 4032676), (14, 2016338), (28, 1008169), (691, 40852), (1382, 20426), (1459, 19348), (2764, 10213), (2918, 9674), (4837, 5836)]