2220795

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2903}}^1$

素因数の和:2931

約数の個数: 24

約数和(自身を含む): 4077216

約数和(自身を除く): 1856421

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 2903, 8709, 14515, 26127, 43545, 49351, 130635, 148053, 246755, 444159, 740265, 2220795]

約数ペア:

[(1, 2220795), (3, 740265), (5, 444159), (9, 246755), (15, 148053), (17, 130635), (45, 49351), (51, 43545), (85, 26127), (153, 14515), (255, 8709), (765, 2903)]