857778051

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{309779}}^1$

素因数の和:309866

約数の個数: 16

約数和(自身を含む): 1249032960

約数和(自身を除く): 391254909

約数列:

[1, 3, 13, 39, 71, 213, 923, 2769, 309779, 929337, 4027127, 12081381, 21994309, 65982927, 285926017, 857778051]

約数ペア:

[(1, 857778051), (3, 285926017), (13, 65982927), (39, 21994309), (71, 12081381), (213, 4027127), (923, 929337), (2769, 309779)]