161990519807

素因数分解:

${\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{701}}^1\times {\mathrm{12967}}^1$

素因数の和:13990

約数の個数: 16

約数和(自身を含む): 165174557184

約数和(自身を除く): 3184037377

約数列:

[1, 71, 251, 701, 12967, 17821, 49771, 175951, 920657, 3254717, 9089867, 12492521, 231084907, 645380557, 2281556617, 161990519807]

約数ペア:

[(1, 161990519807), (71, 2281556617), (251, 645380557), (701, 231084907), (12967, 12492521), (17821, 9089867), (49771, 3254717), (175951, 920657)]