207857390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{683}}^1\times {\mathrm{2341}}^1$

素因数の和:3044

約数の個数: 32

約数和(自身を含む): 403685856

約数和(自身を除く): 195828466

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 683, 1366, 2341, 3415, 4682, 6830, 8879, 11705, 17758, 23410, 30433, 44395, 60866, 88790, 152165, 304330, 1598903, 3197806, 7994515, 15989030, 20785739, 41571478, 103928695, 207857390]

約数ペア:

[(1, 207857390), (2, 103928695), (5, 41571478), (10, 20785739), (13, 15989030), (26, 7994515), (65, 3197806), (130, 1598903), (683, 304330), (1366, 152165), (2341, 88790), (3415, 60866), (4682, 44395), (6830, 30433), (8879, 23410), (11705, 17758)]