12420153

素因数分解:

$3^2\times {\mathrm{313}}^1\times {\mathrm{4409}}^1$

素因数の和:4728

約数の個数: 12

約数和(自身を含む): 18001620

約数和(自身を除く): 5581467

約数列:

[1, 3, 9, 313, 939, 2817, 4409, 13227, 39681, 1380017, 4140051, 12420153]

約数ペア:

[(1, 12420153), (3, 4140051), (9, 1380017), (313, 39681), (939, 13227), (2817, 4409)]