28667836

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{257}}^1\times {\mathrm{353}}^1$

素因数の和:693

約数の個数: 24

約数和(自身を含む): 51145920

約数和(自身を除く): 22478084

約数列:

[1, 2, 4, 79, 158, 257, 316, 353, 514, 706, 1028, 1412, 20303, 27887, 40606, 55774, 81212, 90721, 111548, 181442, 362884, 7166959, 14333918, 28667836]

約数ペア:

[(1, 28667836), (2, 14333918), (4, 7166959), (79, 362884), (158, 181442), (257, 111548), (316, 90721), (353, 81212), (514, 55774), (706, 40606), (1028, 27887), (1412, 20303)]