311296466

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{2143}}^1$

素因数の和:2346

約数の個数: 32

約数和(自身を含む): 520117248

約数和(自身を除く): 208820782

約数列:

[1, 2, 13, 26, 37, 74, 151, 302, 481, 962, 1963, 2143, 3926, 4286, 5587, 11174, 27859, 55718, 72631, 79291, 145262, 158582, 323593, 647186, 1030783, 2061566, 4206709, 8413418, 11972941, 23945882, 155648233, 311296466]

約数ペア:

[(1, 311296466), (2, 155648233), (13, 23945882), (26, 11972941), (37, 8413418), (74, 4206709), (151, 2061566), (302, 1030783), (481, 647186), (962, 323593), (1963, 158582), (2143, 145262), (3926, 79291), (4286, 72631), (5587, 55718), (11174, 27859)]