28667155

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{2237}}^1$

素因数の和:2486

約数の個数: 16

約数和(自身を含む): 37705824

約数和(自身を除く): 9038669

約数列:

[1, 5, 11, 55, 233, 1165, 2237, 2563, 11185, 12815, 24607, 123035, 521221, 2606105, 5733431, 28667155]

約数ペア:

[(1, 28667155), (5, 5733431), (11, 2606105), (55, 521221), (233, 123035), (1165, 24607), (2237, 12815), (2563, 11185)]