27785187

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:249

約数の個数: 40

約数和(自身を含む): 43552256

約数和(自身を除く): 15767069

約数列:

[1, 3, 9, 27, 37, 73, 81, 111, 127, 219, 333, 381, 657, 999, 1143, 1971, 2701, 2997, 3429, 4699, 5913, 8103, 9271, 10287, 14097, 24309, 27813, 42291, 72927, 83439, 126873, 218781, 250317, 343027, 380619, 750951, 1029081, 3087243, 9261729, 27785187]

約数ペア:

[(1, 27785187), (3, 9261729), (9, 3087243), (27, 1029081), (37, 750951), (73, 380619), (81, 343027), (111, 250317), (127, 218781), (219, 126873), (333, 83439), (381, 72927), (657, 42291), (999, 27813), (1143, 24309), (1971, 14097), (2701, 10287), (2997, 9271), (3429, 8103), (4699, 5913)]