257039235794

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{587}}^1\times {\mathrm{19903921}}^1$

素因数の和:19904521

約数の個数: 16

約数和(自身を含む): 421326220896

約数和(自身を除く): 164286985102

約数列:

[1, 2, 11, 22, 587, 1174, 6457, 12914, 19903921, 39807842, 218943131, 437886262, 11683601627, 23367203254, 128519617897, 257039235794]

約数ペア:

[(1, 257039235794), (2, 128519617897), (11, 23367203254), (22, 11683601627), (587, 437886262), (1174, 218943131), (6457, 39807842), (12914, 19903921)]