128911991

素因数分解:

${\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{1283}}^1$

素因数の和:1486

約数の個数: 16

約数和(自身を含む): 142369920

約数和(自身を除く): 13457929

約数列:

[1, 13, 59, 131, 767, 1283, 1703, 7729, 16679, 75697, 100477, 168073, 984061, 2184949, 9916307, 128911991]

約数ペア:

[(1, 128911991), (13, 9916307), (59, 2184949), (131, 984061), (767, 168073), (1283, 100477), (1703, 75697), (7729, 16679)]