289375785

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{378269}}^1$

素因数の和:378297

約数の個数: 24

約数和(自身を含む): 531091080

約数和(自身を除く): 241715295

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 378269, 1134807, 1891345, 3404421, 5674035, 6430573, 17022105, 19291719, 32152865, 57875157, 96458595, 289375785]

約数ペア:

[(1, 289375785), (3, 96458595), (5, 57875157), (9, 32152865), (15, 19291719), (17, 17022105), (45, 6430573), (51, 5674035), (85, 3404421), (153, 1891345), (255, 1134807), (765, 378269)]