208343839

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{19709}}^1$

素因数の和:19782

約数の個数: 12

約数和(自身を含む): 234864360

約数和(自身を除く): 26520521

約数列:

[1, 11, 31, 341, 961, 10571, 19709, 216799, 610979, 6720769, 18940349, 208343839]

約数ペア:

[(1, 208343839), (11, 18940349), (31, 6720769), (341, 610979), (961, 216799), (10571, 19709)]