1204994889

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{269393}}^1$

素因数の和:269477

約数の個数: 24

約数和(自身を含む): 2017222272

約数和(自身を除く): 812227383

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 269393, 808179, 1885751, 2424537, 5657253, 16971759, 19126903, 57380709, 133888321, 172142127, 401664963, 1204994889]

約数ペア:

[(1, 1204994889), (3, 401664963), (7, 172142127), (9, 133888321), (21, 57380709), (63, 19126903), (71, 16971759), (213, 5657253), (497, 2424537), (639, 1885751), (1491, 808179), (4473, 269393)]