271030319

素因数分解:

$7^2\times {\mathrm{97}}^1\times {\mathrm{127}}^1\times {\mathrm{449}}^1$

素因数の和:687

約数の個数: 24

約数和(自身を含む): 321753600

約数和(自身を除く): 50723281

約数列:

[1, 7, 49, 97, 127, 449, 679, 889, 3143, 4753, 6223, 12319, 22001, 43553, 57023, 86233, 304871, 399161, 603631, 2134097, 2794127, 5531231, 38718617, 271030319]

約数ペア:

[(1, 271030319), (7, 38718617), (49, 5531231), (97, 2794127), (127, 2134097), (449, 603631), (679, 399161), (889, 304871), (3143, 86233), (4753, 57023), (6223, 43553), (12319, 22001)]