12990564

素因数分解:

$2^2\times 3^3\times {\mathrm{120283}}^1$

素因数の和:120296

約数の個数: 24

約数和(自身を含む): 33679520

約数和(自身を除く): 20688956

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 120283, 240566, 360849, 481132, 721698, 1082547, 1443396, 2165094, 3247641, 4330188, 6495282, 12990564]

約数ペア:

[(1, 12990564), (2, 6495282), (3, 4330188), (4, 3247641), (6, 2165094), (9, 1443396), (12, 1082547), (18, 721698), (27, 481132), (36, 360849), (54, 240566), (108, 120283)]