12785309

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1721}}^1$

素因数の和:1780

約数の個数: 16

約数和(自身を含む): 14878080

約数和(自身を除く): 2092771

約数列:

[1, 17, 19, 23, 323, 391, 437, 1721, 7429, 29257, 32699, 39583, 555883, 672911, 752077, 12785309]

約数ペア:

[(1, 12785309), (17, 752077), (19, 672911), (23, 555883), (323, 39583), (391, 32699), (437, 29257), (1721, 7429)]