81626831

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{2311}}^1$

素因数の和:2367

約数の個数: 24

約数和(自身を含む): 101543040

約数和(自身を除く): 19916209

約数列:

[1, 11, 13, 19, 143, 169, 209, 247, 1859, 2311, 2717, 3211, 25421, 30043, 35321, 43909, 330473, 390559, 482999, 570817, 4296149, 6278987, 7420621, 81626831]

約数ペア:

[(1, 81626831), (11, 7420621), (13, 6278987), (19, 4296149), (143, 570817), (169, 482999), (209, 390559), (247, 330473), (1859, 43909), (2311, 35321), (2717, 30043), (3211, 25421)]