66591681

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{24049}}^1$

素因数の和:24136

約数の個数: 16

約数和(自身を含む): 96969600

約数和(自身を除く): 30377919

約数列:

[1, 3, 13, 39, 71, 213, 923, 2769, 24049, 72147, 312637, 937911, 1707479, 5122437, 22197227, 66591681]

約数ペア:

[(1, 66591681), (3, 22197227), (13, 5122437), (39, 1707479), (71, 937911), (213, 312637), (923, 72147), (2769, 24049)]