28611279

素因数分解:

$3^3\times {\mathrm{241}}^1\times {\mathrm{4397}}^1$

素因数の和:4647

約数の個数: 16

約数和(自身を含む): 42572640

約数和(自身を除く): 13961361

約数列:

[1, 3, 9, 27, 241, 723, 2169, 4397, 6507, 13191, 39573, 118719, 1059677, 3179031, 9537093, 28611279]

約数ペア:

[(1, 28611279), (3, 9537093), (9, 3179031), (27, 1059677), (241, 118719), (723, 39573), (2169, 13191), (4397, 6507)]