51360507

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:309

約数の個数: 48

約数和(自身を含む): 85120000

約数和(自身を除く): 33759493

約数列:

[1, 3, 9, 11, 27, 33, 79, 99, 121, 199, 237, 297, 363, 597, 711, 869, 1089, 1791, 2133, 2189, 2607, 3267, 5373, 6567, 7821, 9559, 15721, 19701, 23463, 24079, 28677, 47163, 59103, 72237, 86031, 141489, 172931, 216711, 258093, 424467, 518793, 650133, 1556379, 1902241, 4669137, 5706723, 17120169, 51360507]

約数ペア:

[(1, 51360507), (3, 17120169), (9, 5706723), (11, 4669137), (27, 1902241), (33, 1556379), (79, 650133), (99, 518793), (121, 424467), (199, 258093), (237, 216711), (297, 172931), (363, 141489), (597, 86031), (711, 72237), (869, 59103), (1089, 47163), (1791, 28677), (2133, 24079), (2189, 23463), (2607, 19701), (3267, 15721), (5373, 9559), (6567, 7821)]