12820635

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{16759}}^1$

素因数の和:16787

約数の個数: 24

約数和(自身を含む): 23531040

約数和(自身を除く): 10710405

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 16759, 50277, 83795, 150831, 251385, 284903, 754155, 854709, 1424515, 2564127, 4273545, 12820635]

約数ペア:

[(1, 12820635), (3, 4273545), (5, 2564127), (9, 1424515), (15, 854709), (17, 754155), (45, 284903), (51, 251385), (85, 150831), (153, 83795), (255, 50277), (765, 16759)]