289874128

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{169319}}^1$

素因数の和:169434

約数の個数: 20

約数和(自身を含む): 566883360

約数和(自身を除く): 277009232

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 169319, 338638, 677276, 1354552, 2709104, 18117133, 36234266, 72468532, 144937064, 289874128]

約数ペア:

[(1, 289874128), (2, 144937064), (4, 72468532), (8, 36234266), (16, 18117133), (107, 2709104), (214, 1354552), (428, 677276), (856, 338638), (1712, 169319)]