28485267

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{263}}^1\times {\mathrm{457}}^1$

素因数の和:802

約数の個数: 16

約数和(自身を含む): 38691840

約数和(自身を除く): 10206573

約数列:

[1, 3, 79, 237, 263, 457, 789, 1371, 20777, 36103, 62331, 108309, 120191, 360573, 9495089, 28485267]

約数ペア:

[(1, 28485267), (3, 9495089), (79, 360573), (237, 120191), (263, 108309), (457, 62331), (789, 36103), (1371, 20777)]