28716807

素因数分解:

$3^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{4397}}^1$

素因数の和:4718

約数の個数: 16

約数和(自身を含む): 43909632

約数和(自身を除く): 15192825

約数列:

[1, 3, 7, 21, 311, 933, 2177, 4397, 6531, 13191, 30779, 92337, 1367467, 4102401, 9572269, 28716807]

約数ペア:

[(1, 28716807), (3, 9572269), (7, 4102401), (21, 1367467), (311, 92337), (933, 30779), (2177, 13191), (4397, 6531)]