81091439

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{181}}^1\times {\mathrm{241}}^1$

素因数の和:459

約数の個数: 24

約数和(自身を含む): 96720624

約数和(自身を除く): 15629185

約数列:

[1, 11, 13, 143, 169, 181, 241, 1859, 1991, 2353, 2651, 3133, 25883, 30589, 34463, 40729, 43621, 336479, 448019, 479831, 567073, 6237803, 7371949, 81091439]

約数ペア:

[(1, 81091439), (11, 7371949), (13, 6237803), (143, 567073), (169, 479831), (181, 448019), (241, 336479), (1859, 43621), (1991, 40729), (2353, 34463), (2651, 30589), (3133, 25883)]