13894321

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2203}}^1$

素因数の和:2280

約数の個数: 16

約数和(自身を含む): 17138304

約数和(自身を除く): 3243983

約数列:

[1, 7, 17, 53, 119, 371, 901, 2203, 6307, 15421, 37451, 116759, 262157, 817313, 1984903, 13894321]

約数ペア:

[(1, 13894321), (7, 1984903), (17, 817313), (53, 262157), (119, 116759), (371, 37451), (901, 15421), (2203, 6307)]