28248969

素因数分解:

$3^1\times 7^1\times {\mathrm{757}}^1\times {\mathrm{1777}}^1$

素因数の和:2544

約数の個数: 16

約数和(自身を含む): 43127168

約数和(自身を除く): 14878199

約数列:

[1, 3, 7, 21, 757, 1777, 2271, 5299, 5331, 12439, 15897, 37317, 1345189, 4035567, 9416323, 28248969]

約数ペア:

[(1, 28248969), (3, 9416323), (7, 4035567), (21, 1345189), (757, 37317), (1777, 15897), (2271, 12439), (5299, 5331)]