18270681

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{42589}}^1$

素因数の和:42616

約数の個数: 16

約数和(自身を含む): 28620480

約数和(自身を除く): 10349799

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 42589, 127767, 468479, 553657, 1405437, 1660971, 6090227, 18270681]

約数ペア:

[(1, 18270681), (3, 6090227), (11, 1660971), (13, 1405437), (33, 553657), (39, 468479), (143, 127767), (429, 42589)]