30490605

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{39857}}^1$

素因数の和:39885

約数の個数: 24

約数和(自身を含む): 55960632

約数和(自身を除く): 25470027

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 39857, 119571, 199285, 358713, 597855, 677569, 1793565, 2032707, 3387845, 6098121, 10163535, 30490605]

約数ペア:

[(1, 30490605), (3, 10163535), (5, 6098121), (9, 3387845), (15, 2032707), (17, 1793565), (45, 677569), (51, 597855), (85, 358713), (153, 199285), (255, 119571), (765, 39857)]