189968205

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{1809221}}^1$

素因数の和:1809236

約数の個数: 16

約数和(自身を含む): 347370624

約数和(自身を除く): 157402419

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 1809221, 5427663, 9046105, 12664547, 27138315, 37993641, 63322735, 189968205]

約数ペア:

[(1, 189968205), (3, 63322735), (5, 37993641), (7, 27138315), (15, 12664547), (21, 9046105), (35, 5427663), (105, 1809221)]