2878945489

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{777463}}^1$

素因数の和:777516

約数の個数: 12

約数和(自身を含む): 3439500736

約数和(自身を除く): 560555247

約数列:

[1, 7, 23, 161, 529, 3703, 777463, 5442241, 17881649, 125171543, 411277927, 2878945489]

約数ペア:

[(1, 2878945489), (7, 411277927), (23, 125171543), (161, 17881649), (529, 5442241), (3703, 777463)]