28392777

素因数分解:

$3^2\times 7^1\times {\mathrm{277}}^1\times {\mathrm{1627}}^1$

素因数の和:1917

約数の個数: 24

約数和(自身を含む): 47068736

約数和(自身を除く): 18675959

約数列:

[1, 3, 7, 9, 21, 63, 277, 831, 1627, 1939, 2493, 4881, 5817, 11389, 14643, 17451, 34167, 102501, 450679, 1352037, 3154753, 4056111, 9464259, 28392777]

約数ペア:

[(1, 28392777), (3, 9464259), (7, 4056111), (9, 3154753), (21, 1352037), (63, 450679), (277, 102501), (831, 34167), (1627, 17451), (1939, 14643), (2493, 11389), (4881, 5817)]