278152017

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{58943}}^1$

素因数の和:58981

約数の個数: 24

約数和(自身を含む): 439014912

約数和(自身を除く): 160862895

約数列:

[1, 3, 11, 13, 33, 39, 121, 143, 363, 429, 1573, 4719, 58943, 176829, 648373, 766259, 1945119, 2298777, 7132103, 8428849, 21396309, 25286547, 92717339, 278152017]

約数ペア:

[(1, 278152017), (3, 92717339), (11, 25286547), (13, 21396309), (33, 8428849), (39, 7132103), (121, 2298777), (143, 1945119), (363, 766259), (429, 648373), (1573, 176829), (4719, 58943)]