2378385

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3109}}^1$

素因数の和:3137

約数の個数: 24

約数和(自身を含む): 4366440

約数和(自身を除く): 1988055

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 3109, 9327, 15545, 27981, 46635, 52853, 139905, 158559, 264265, 475677, 792795, 2378385]

約数ペア:

[(1, 2378385), (3, 792795), (5, 475677), (9, 264265), (15, 158559), (17, 139905), (45, 52853), (51, 46635), (85, 27981), (153, 15545), (255, 9327), (765, 3109)]