2149785085

素因数分解:

$5^1\times 7^3\times {\mathrm{1253519}}^1$

素因数の和:1253545

約数の個数: 16

約数和(自身を含む): 3008448000

約数和(自身を除く): 858662915

約数列:

[1, 5, 7, 35, 49, 245, 343, 1715, 1253519, 6267595, 8774633, 43873165, 61422431, 307112155, 429957017, 2149785085]

約数ペア:

[(1, 2149785085), (5, 429957017), (7, 307112155), (35, 61422431), (49, 43873165), (245, 8774633), (343, 6267595), (1715, 1253519)]