28481337

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{617}}^1$

素因数の和:869

約数の個数: 24

約数和(自身を含む): 43190784

約数和(自身を除く): 14709447

約数列:

[1, 3, 9, 23, 69, 207, 223, 617, 669, 1851, 2007, 5129, 5553, 14191, 15387, 42573, 46161, 127719, 137591, 412773, 1238319, 3164593, 9493779, 28481337]

約数ペア:

[(1, 28481337), (3, 9493779), (9, 3164593), (23, 1238319), (69, 412773), (207, 137591), (223, 127719), (617, 46161), (669, 42573), (1851, 15387), (2007, 14191), (5129, 5553)]