55784565

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:363

約数の個数: 64

約数和(自身を含む): 106444800

約数和(自身を除く): 50660235

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 109, 135, 153, 223, 255, 327, 459, 545, 669, 765, 981, 1115, 1635, 1853, 2007, 2295, 2943, 3345, 3791, 4905, 5559, 6021, 9265, 10035, 11373, 14715, 16677, 18955, 24307, 27795, 30105, 34119, 50031, 56865, 72921, 83385, 102357, 121535, 170595, 218763, 250155, 364605, 413219, 511785, 656289, 1093815, 1239657, 2066095, 3281445, 3718971, 6198285, 11156913, 18594855, 55784565]

約数ペア:

[(1, 55784565), (3, 18594855), (5, 11156913), (9, 6198285), (15, 3718971), (17, 3281445), (27, 2066095), (45, 1239657), (51, 1093815), (85, 656289), (109, 511785), (135, 413219), (153, 364605), (223, 250155), (255, 218763), (327, 170595), (459, 121535), (545, 102357), (669, 83385), (765, 72921), (981, 56865), (1115, 50031), (1635, 34119), (1853, 30105), (2007, 27795), (2295, 24307), (2943, 18955), (3345, 16677), (3791, 14715), (4905, 11373), (5559, 10035), (6021, 9265)]