13081929

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{21481}}^1$

素因数の和:21520

約数の個数: 16

約数和(自身を含む): 20622720

約数和(自身を除く): 7540791

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 21481, 64443, 150367, 451101, 622949, 1868847, 4360643, 13081929]

約数ペア:

[(1, 13081929), (3, 4360643), (7, 1868847), (21, 622949), (29, 451101), (87, 150367), (203, 64443), (609, 21481)]