611105

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:328

約数の個数: 16

約数和(自身を含む): 822528

約数和(自身を除く): 211423

約数列:

[1, 5, 11, 41, 55, 205, 271, 451, 1355, 2255, 2981, 11111, 14905, 55555, 122221, 611105]

約数ペア:

[(1, 611105), (5, 122221), (11, 55555), (41, 14905), (55, 11111), (205, 2981), (271, 2255), (451, 1355)]