81403961057

素因数分解:

${\mathrm{19}}^2\times {\mathrm{103}}^1\times {\mathrm{1093}}^1\times {\mathrm{2003}}^1$

素因数の和:3237

約数の個数: 24

約数和(自身を含む): 86870706624

約数和(自身を除く): 5466745567

約数列:

[1, 19, 103, 361, 1093, 1957, 2003, 20767, 37183, 38057, 112579, 206309, 394573, 723083, 2139001, 2189279, 3919871, 40641019, 41596301, 74477549, 225495737, 790329719, 4284419003, 81403961057]

約数ペア:

[(1, 81403961057), (19, 4284419003), (103, 790329719), (361, 225495737), (1093, 74477549), (1957, 41596301), (2003, 40641019), (20767, 3919871), (37183, 2189279), (38057, 2139001), (112579, 723083), (206309, 394573)]