15668359

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{317}}^1$

素因数の和:654

約数の個数: 16

約数和(自身を含む): 18805248

約数和(自身を除く): 3136889

約数列:

[1, 7, 23, 161, 307, 317, 2149, 2219, 7061, 7291, 49427, 51037, 97319, 681233, 2238337, 15668359]

約数ペア:

[(1, 15668359), (7, 2238337), (23, 681233), (161, 97319), (307, 51037), (317, 49427), (2149, 7291), (2219, 7061)]