38988279

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1979}}^1$

素因数の和:2195

約数の個数: 24

約数和(自身を含む): 61776000

約数和(自身を除く): 22787721

約数列:

[1, 3, 9, 11, 33, 99, 199, 597, 1791, 1979, 2189, 5937, 6567, 17811, 19701, 21769, 65307, 195921, 393821, 1181463, 3544389, 4332031, 12996093, 38988279]

約数ペア:

[(1, 38988279), (3, 12996093), (9, 4332031), (11, 3544389), (33, 1181463), (99, 393821), (199, 195921), (597, 65307), (1791, 21769), (1979, 19701), (2189, 17811), (5937, 6567)]