445518423

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{997}}^1$

素因数の和:1224

約数の個数: 48

約数和(自身を含む): 758511936

約数和(自身を除く): 312993513

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 173, 287, 369, 519, 861, 997, 1211, 1557, 2583, 2991, 3633, 6979, 7093, 8973, 10899, 20937, 21279, 40877, 49651, 62811, 63837, 122631, 148953, 172481, 286139, 367893, 446859, 517443, 858417, 1207367, 1552329, 2575251, 3622101, 7071721, 10866303, 21215163, 49502047, 63645489, 148506141, 445518423]

約数ペア:

[(1, 445518423), (3, 148506141), (7, 63645489), (9, 49502047), (21, 21215163), (41, 10866303), (63, 7071721), (123, 3622101), (173, 2575251), (287, 1552329), (369, 1207367), (519, 858417), (861, 517443), (997, 446859), (1211, 367893), (1557, 286139), (2583, 172481), (2991, 148953), (3633, 122631), (6979, 63837), (7093, 62811), (8973, 49651), (10899, 40877), (20937, 21279)]