313831557

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{4493}}^1$

素因数の和:4714

約数の個数: 32

約数和(自身を含む): 503328000

約数和(自身を除く): 189496443

約数列:

[1, 3, 9, 13, 27, 39, 117, 199, 351, 597, 1791, 2587, 4493, 5373, 7761, 13479, 23283, 40437, 58409, 69849, 121311, 175227, 525681, 894107, 1577043, 2682321, 8046963, 11623391, 24140889, 34870173, 104610519, 313831557]

約数ペア:

[(1, 313831557), (3, 104610519), (9, 34870173), (13, 24140889), (27, 11623391), (39, 8046963), (117, 2682321), (199, 1577043), (351, 894107), (597, 525681), (1791, 175227), (2587, 121311), (4493, 69849), (5373, 58409), (7761, 40437), (13479, 23283)]