2247446655

素因数分解:

$3^4\times 5^1\times {\mathrm{5549251}}^1$

素因数の和:5549268

約数の個数: 20

約数和(自身を含む): 4028756952

約数和(自身を除く): 1781310297

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 5549251, 16647753, 27746255, 49943259, 83238765, 149829777, 249716295, 449489331, 749148885, 2247446655]

約数ペア:

[(1, 2247446655), (3, 749148885), (5, 449489331), (9, 249716295), (15, 149829777), (27, 83238765), (45, 49943259), (81, 27746255), (135, 16647753), (405, 5549251)]