1820742274561

素因数分解:

$7^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1\times {\mathrm{21114217}}^1$

素因数の和:21114448

約数の個数: 16

約数和(自身を含む): 2118854004736

約数和(自身を除く): 298111730175

約数列:

[1, 7, 97, 127, 679, 889, 12319, 86233, 21114217, 147799519, 2048079049, 2681505559, 14336553343, 18770538913, 260106039223, 1820742274561]

約数ペア:

[(1, 1820742274561), (7, 260106039223), (97, 18770538913), (127, 14336553343), (679, 2681505559), (889, 2048079049), (12319, 147799519), (86233, 21114217)]