3998540.00000000

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{2381}}^1$

素因数の和:2466

約数の個数: 20

約数和(自身を含む): 21328428

約数和(自身を除く): 7249575

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 1971, 2381, 5913, 7143, 21429, 64287, 173813, 192861, 521439, 1564317, 4692951, 14078853]

約数ペア:

[(1, 14078853), (3, 4692951), (9, 1564317), (27, 521439), (73, 192861), (81, 173813), (219, 64287), (657, 21429), (1971, 7143), (2381, 5913)]