16991559

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{48409}}^1$

素因数の和:48431

約数の個数: 16

約数和(自身を含む): 27109600

約数和(自身を除く): 10118041

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 48409, 145227, 435681, 629317, 1307043, 1887951, 5663853, 16991559]

約数ペア:

[(1, 16991559), (3, 5663853), (9, 1887951), (13, 1307043), (27, 629317), (39, 435681), (117, 145227), (351, 48409)]