6647445

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{449}}^1$

素因数の和:514

約数の個数: 48

約数和(自身を含む): 13478400

約数和(自身を除く): 6830955

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 47, 63, 105, 141, 235, 315, 329, 423, 449, 705, 987, 1347, 1645, 2115, 2245, 2961, 3143, 4041, 4935, 6735, 9429, 14805, 15715, 20205, 21103, 28287, 47145, 63309, 105515, 141435, 147721, 189927, 316545, 443163, 738605, 949635, 1329489, 2215815, 6647445]

約数ペア:

[(1, 6647445), (3, 2215815), (5, 1329489), (7, 949635), (9, 738605), (15, 443163), (21, 316545), (35, 189927), (45, 147721), (47, 141435), (63, 105515), (105, 63309), (141, 47145), (235, 28287), (315, 21103), (329, 20205), (423, 15715), (449, 14805), (705, 9429), (987, 6735), (1347, 4935), (1645, 4041), (2115, 3143), (2245, 2961)]