28625535

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12473}}^1$

素因数の和:12504

約数の個数: 32

約数和(自身を含む): 53887680

約数和(自身を除く): 25262145

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 12473, 37419, 62365, 112257, 187095, 212041, 336771, 561285, 636123, 1060205, 1683855, 1908369, 3180615, 5725107, 9541845, 28625535]

約数ペア:

[(1, 28625535), (3, 9541845), (5, 5725107), (9, 3180615), (15, 1908369), (17, 1683855), (27, 1060205), (45, 636123), (51, 561285), (85, 336771), (135, 212041), (153, 187095), (255, 112257), (459, 62365), (765, 37419), (2295, 12473)]