55821285

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1871}}^1$

素因数の和:1915

約数の個数: 64

約数和(自身を含む): 113218560

約数和(自身を除く): 57397275

約数列:

[1, 3, 5, 9, 13, 15, 17, 27, 39, 45, 51, 65, 85, 117, 135, 153, 195, 221, 255, 351, 459, 585, 663, 765, 1105, 1755, 1871, 1989, 2295, 3315, 5613, 5967, 9355, 9945, 16839, 24323, 28065, 29835, 31807, 50517, 72969, 84195, 95421, 121615, 159035, 218907, 252585, 286263, 364845, 413491, 477105, 656721, 858789, 1094535, 1240473, 1431315, 2067455, 3283605, 3721419, 4293945, 6202365, 11164257, 18607095, 55821285]

約数ペア:

[(1, 55821285), (3, 18607095), (5, 11164257), (9, 6202365), (13, 4293945), (15, 3721419), (17, 3283605), (27, 2067455), (39, 1431315), (45, 1240473), (51, 1094535), (65, 858789), (85, 656721), (117, 477105), (135, 413491), (153, 364845), (195, 286263), (221, 252585), (255, 218907), (351, 159035), (459, 121615), (585, 95421), (663, 84195), (765, 72969), (1105, 50517), (1755, 31807), (1871, 29835), (1989, 28065), (2295, 24323), (3315, 16839), (5613, 9945), (5967, 9355)]