668868739

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1787}}^1\times {\mathrm{4861}}^1$

素因数の和:6666

約数の個数: 16

約数和(自身を含む): 834552576

約数和(自身を除く): 165683837

約数列:

[1, 7, 11, 77, 1787, 4861, 12509, 19657, 34027, 53471, 137599, 374297, 8686607, 60806249, 95552677, 668868739]

約数ペア:

[(1, 668868739), (7, 95552677), (11, 60806249), (77, 8686607), (1787, 374297), (4861, 137599), (12509, 53471), (19657, 34027)]