66720042

素因数分解:

$2^1\times 3^2\times {\mathrm{3706669}}^1$

素因数の和:3706677

約数の個数: 12

約数和(自身を含む): 144560130

約数和(自身を除く): 77840088

約数列:

[1, 2, 3, 6, 9, 18, 3706669, 7413338, 11120007, 22240014, 33360021, 66720042]

約数ペア:

[(1, 66720042), (2, 33360021), (3, 22240014), (6, 11120007), (9, 7413338), (18, 3706669)]