849807

素因数分解:

$3^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:108

約数の個数: 36

約数和(自身を含む): 1493856

約数和(自身を除く): 644049

約数列:

[1, 3, 7, 9, 21, 41, 47, 49, 63, 123, 141, 147, 287, 329, 369, 423, 441, 861, 987, 1927, 2009, 2303, 2583, 2961, 5781, 6027, 6909, 13489, 17343, 18081, 20727, 40467, 94423, 121401, 283269, 849807]

約数ペア:

[(1, 849807), (3, 283269), (7, 121401), (9, 94423), (21, 40467), (41, 20727), (47, 18081), (49, 17343), (63, 13489), (123, 6909), (141, 6027), (147, 5781), (287, 2961), (329, 2583), (369, 2303), (423, 2009), (441, 1927), (861, 987)]