28266795

素因数分解:

$3^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{1399}}^1$

素因数の和:1859

約数の個数: 24

約数和(自身を含む): 49140000

約数和(自身を除く): 20873205

約数列:

[1, 3, 5, 9, 15, 45, 449, 1347, 1399, 2245, 4041, 4197, 6735, 6995, 12591, 20205, 20985, 62955, 628151, 1884453, 3140755, 5653359, 9422265, 28266795]

約数ペア:

[(1, 28266795), (3, 9422265), (5, 5653359), (9, 3140755), (15, 1884453), (45, 628151), (449, 62955), (1347, 20985), (1399, 20205), (2245, 12591), (4041, 6995), (4197, 6735)]