313123496

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{294289}}^1$

素因数の和:294321

約数の個数: 32

約数和(自身を含む): 706296000

約数和(自身を除く): 393172504

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 294289, 588578, 1177156, 2060023, 2354312, 4120046, 5591491, 8240092, 11182982, 16480184, 22365964, 39140437, 44731928, 78280874, 156561748, 313123496]

約数ペア:

[(1, 313123496), (2, 156561748), (4, 78280874), (7, 44731928), (8, 39140437), (14, 22365964), (19, 16480184), (28, 11182982), (38, 8240092), (56, 5591491), (76, 4120046), (133, 2354312), (152, 2060023), (266, 1177156), (532, 588578), (1064, 294289)]