12740278323

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{1607}}^1\times {\mathrm{20173}}^1$

素因数の和:21914

約数の個数: 16

約数和(自身を含む): 17128210176

約数和(自身を除く): 4387931853

約数列:

[1, 3, 131, 393, 1607, 4821, 20173, 60519, 210517, 631551, 2642663, 7927989, 32418011, 97254033, 4246759441, 12740278323]

約数ペア:

[(1, 12740278323), (3, 4246759441), (131, 97254033), (393, 32418011), (1607, 7927989), (4821, 2642663), (20173, 631551), (60519, 210517)]