2207642689

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{19919}}^1$

素因数の和:20220

約数の個数: 16

約数和(自身を含む): 2570158080

約数和(自身を除く): 362515391

約数列:

[1, 7, 71, 223, 497, 1561, 15833, 19919, 110831, 139433, 1414249, 4441937, 9899743, 31093559, 315377527, 2207642689]

約数ペア:

[(1, 2207642689), (7, 315377527), (71, 31093559), (223, 9899743), (497, 4441937), (1561, 1414249), (15833, 139433), (19919, 110831)]