16991689

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3833}}^1$

素因数の和:3888

約数の個数: 16

約数和(自身を含む): 20611584

約数和(自身を除く): 3619895

約数列:

[1, 11, 13, 31, 143, 341, 403, 3833, 4433, 42163, 49829, 118823, 548119, 1307053, 1544699, 16991689]

約数ペア:

[(1, 16991689), (11, 1544699), (13, 1307053), (31, 548119), (143, 118823), (341, 49829), (403, 42163), (3833, 4433)]