198612990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{2206811}}^1$

素因数の和:2206824

約数の個数: 24

約数和(自身を含む): 516394008

約数和(自身を除く): 317781018

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 2206811, 4413622, 6620433, 11034055, 13240866, 19861299, 22068110, 33102165, 39722598, 66204330, 99306495, 198612990]

約数ペア:

[(1, 198612990), (2, 99306495), (3, 66204330), (5, 39722598), (6, 33102165), (9, 22068110), (10, 19861299), (15, 13240866), (18, 11034055), (30, 6620433), (45, 4413622), (90, 2206811)]