211241401

素因数分解:

$7^2\times {\mathrm{71}}^1\times {\mathrm{60719}}^1$

素因数の和:60804

約数の個数: 12

約数和(自身を含む): 249194880

約数和(自身を除く): 37953479

約数列:

[1, 7, 49, 71, 497, 3479, 60719, 425033, 2975231, 4311049, 30177343, 211241401]

約数ペア:

[(1, 211241401), (7, 30177343), (49, 4311049), (71, 2975231), (497, 425033), (3479, 60719)]