2080767997

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{551489}}^1$

素因数の和:551521

約数の個数: 16

約数和(自身を含む): 2647152000

約数和(自身を除く): 566384003

約数列:

[1, 7, 11, 49, 77, 343, 539, 3773, 551489, 3860423, 6066379, 27022961, 42464653, 189160727, 297252571, 2080767997]

約数ペア:

[(1, 2080767997), (7, 297252571), (11, 189160727), (49, 42464653), (77, 27022961), (343, 6066379), (539, 3860423), (3773, 551489)]