201640287

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{67961}}^1$

素因数の和:68030

約数の個数: 16

約数和(自身を含む): 287071488

約数和(自身を除く): 85431201

約数列:

[1, 3, 23, 43, 69, 129, 989, 2967, 67961, 203883, 1563103, 2922323, 4689309, 8766969, 67213429, 201640287]

約数ペア:

[(1, 201640287), (3, 67213429), (23, 8766969), (43, 4689309), (69, 2922323), (129, 1563103), (989, 203883), (2967, 67961)]