1329489

素因数分解:

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

素因数の和:509

約数の個数: 24

約数和(自身を含む): 2246400

約数和(自身を除く): 916911

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 449, 987, 1347, 2961, 3143, 4041, 9429, 21103, 28287, 63309, 147721, 189927, 443163, 1329489]

約数ペア:

[(1, 1329489), (3, 443163), (7, 189927), (9, 147721), (21, 63309), (47, 28287), (63, 21103), (141, 9429), (329, 4041), (423, 3143), (449, 2961), (987, 1347)]