28121816

素因数分解:

$2^3\times {\mathrm{557}}^1\times {\mathrm{6311}}^1$

素因数の和:6874

約数の個数: 16

約数和(自身を含む): 52831440

約数和(自身を除く): 24709624

約数列:

[1, 2, 4, 8, 557, 1114, 2228, 4456, 6311, 12622, 25244, 50488, 3515227, 7030454, 14060908, 28121816]

約数ペア:

[(1, 28121816), (2, 14060908), (4, 7030454), (8, 3515227), (557, 50488), (1114, 25244), (2228, 12622), (4456, 6311)]