289725018

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{65519}}^1$

素因数の和:65602

約数の個数: 32

約数和(自身を含む): 641571840

約数和(自身を除く): 351846822

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 67, 134, 201, 402, 737, 1474, 2211, 4422, 65519, 131038, 196557, 393114, 720709, 1441418, 2162127, 4324254, 4389773, 8779546, 13169319, 26338638, 48287503, 96575006, 144862509, 289725018]

約数ペア:

[(1, 289725018), (2, 144862509), (3, 96575006), (6, 48287503), (11, 26338638), (22, 13169319), (33, 8779546), (66, 4389773), (67, 4324254), (134, 2162127), (201, 1441418), (402, 720709), (737, 393114), (1474, 196557), (2211, 131038), (4422, 65519)]