78876855

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{34369}}^1$

素因数の和:34400

約数の個数: 32

約数和(自身を含む): 148478400

約数和(自身を除く): 69601545

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 34369, 103107, 171845, 309321, 515535, 584273, 927963, 1546605, 1752819, 2921365, 4639815, 5258457, 8764095, 15775371, 26292285, 78876855]

約数ペア:

[(1, 78876855), (3, 26292285), (5, 15775371), (9, 8764095), (15, 5258457), (17, 4639815), (27, 2921365), (45, 1752819), (51, 1546605), (85, 927963), (135, 584273), (153, 515535), (255, 309321), (459, 171845), (765, 103107), (2295, 34369)]