28946889

素因数分解:

$3^5\times {\mathrm{139}}^1\times {\mathrm{857}}^1$

素因数の和:1011

約数の個数: 24

約数和(自身を含む): 43723680

約数和(自身を除く): 14776791

約数列:

[1, 3, 9, 27, 81, 139, 243, 417, 857, 1251, 2571, 3753, 7713, 11259, 23139, 33777, 69417, 119123, 208251, 357369, 1072107, 3216321, 9648963, 28946889]

約数ペア:

[(1, 28946889), (3, 9648963), (9, 3216321), (27, 1072107), (81, 357369), (139, 208251), (243, 119123), (417, 69417), (857, 33777), (1251, 23139), (2571, 11259), (3753, 7713)]