27988436

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{12653}}^1$

素因数の和:12743

約数の個数: 24

約数和(自身を含む): 56689920

約数和(自身を除く): 28701484

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 12653, 25306, 50612, 88571, 177142, 354284, 999587, 1999174, 3998348, 6997109, 13994218, 27988436]

約数ペア:

[(1, 27988436), (2, 13994218), (4, 6997109), (7, 3998348), (14, 1999174), (28, 999587), (79, 354284), (158, 177142), (316, 88571), (553, 50612), (1106, 25306), (2212, 12653)]