208237029161

素因数分解:

$7^2\times {\mathrm{21121}}^1\times {\mathrm{201209}}^1$

素因数の和:222344

約数の個数: 12

約数和(自身を含む): 242247584340

約数和(自身を除く): 34010555179

約数列:

[1, 7, 49, 21121, 147847, 201209, 1034929, 1408463, 9859241, 4249735289, 29748147023, 208237029161]

約数ペア:

[(1, 208237029161), (7, 29748147023), (49, 4249735289), (21121, 9859241), (147847, 1408463), (201209, 1034929)]