28970431

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{1777}}^1$

素因数の和:1938

約数の個数: 16

約数和(自身を含む): 35332416

約数和(自身を除く): 6361985

約数列:

[1, 7, 17, 119, 137, 959, 1777, 2329, 12439, 16303, 30209, 211463, 243449, 1704143, 4138633, 28970431]

約数ペア:

[(1, 28970431), (7, 4138633), (17, 1704143), (119, 243449), (137, 211463), (959, 30209), (1777, 16303), (2329, 12439)]