28665153

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{12589}}^1$

素因数の和:12629

約数の個数: 24

約数和(自身を含む): 47136960

約数和(自身を除く): 18471807

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 207, 253, 759, 2277, 12589, 37767, 113301, 138479, 289547, 415437, 868641, 1246311, 2605923, 3185017, 9555051, 28665153]

約数ペア:

[(1, 28665153), (3, 9555051), (9, 3185017), (11, 2605923), (23, 1246311), (33, 868641), (69, 415437), (99, 289547), (207, 138479), (253, 113301), (759, 37767), (2277, 12589)]