27726705

素因数分解:

$3^4\times 5^1\times {\mathrm{223}}^1\times {\mathrm{307}}^1$

素因数の和:547

約数の個数: 40

約数和(自身を含む): 50088192

約数和(自身を除く): 22361487

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 223, 307, 405, 669, 921, 1115, 1535, 2007, 2763, 3345, 4605, 6021, 8289, 10035, 13815, 18063, 24867, 30105, 41445, 68461, 90315, 124335, 205383, 342305, 616149, 1026915, 1848447, 3080745, 5545341, 9242235, 27726705]

約数ペア:

[(1, 27726705), (3, 9242235), (5, 5545341), (9, 3080745), (15, 1848447), (27, 1026915), (45, 616149), (81, 342305), (135, 205383), (223, 124335), (307, 90315), (405, 68461), (669, 41445), (921, 30105), (1115, 24867), (1535, 18063), (2007, 13815), (2763, 10035), (3345, 8289), (4605, 6021)]