127721000757

素因数分解:

$3^1\times 7^1\times {\mathrm{20521}}^1\times {\mathrm{296377}}^1$

素因数の和:316908

約数の個数: 16

約数和(自身を含む): 194632618112

約数和(自身を除く): 66911617355

約数列:

[1, 3, 7, 21, 20521, 61563, 143647, 296377, 430941, 889131, 2074639, 6223917, 6081952417, 18245857251, 42573666919, 127721000757]

約数ペア:

[(1, 127721000757), (3, 42573666919), (7, 18245857251), (21, 6081952417), (20521, 6223917), (61563, 2074639), (143647, 889131), (296377, 430941)]