39989222

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{219721}}^1$

素因数の和:219743

約数の個数: 16

約数和(自身を含む): 73826592

約数和(自身を除く): 33837370

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 219721, 439442, 1538047, 2856373, 3076094, 5712746, 19994611, 39989222]

約数ペア:

[(1, 39989222), (2, 19994611), (7, 5712746), (13, 3076094), (14, 2856373), (26, 1538047), (91, 439442), (182, 219721)]