127520281

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{2441}}^1$

素因数の和:2904

約数の個数: 16

約数和(自身を含む): 154725120

約数和(自身を除く): 27204839

約数列:

[1, 7, 17, 119, 439, 2441, 3073, 7463, 17087, 41497, 52241, 290479, 1071599, 7501193, 18217183, 127520281]

約数ペア:

[(1, 127520281), (7, 18217183), (17, 7501193), (119, 1071599), (439, 290479), (2441, 52241), (3073, 41497), (7463, 17087)]