67866721

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1\times {\mathrm{643}}^1$

素因数の和:1032

約数の個数: 16

約数和(自身を含む): 76599936

約数和(自身を除く): 8733215

約数列:

[1, 13, 23, 299, 353, 643, 4589, 8119, 8359, 14789, 105547, 192257, 226979, 2950727, 5220517, 67866721]

約数ペア:

[(1, 67866721), (13, 5220517), (23, 2950727), (299, 226979), (353, 192257), (643, 105547), (4589, 14789), (8119, 8359)]