208800963

素因数分解:

$3^3\times 7^1\times {\mathrm{1104767}}^1$

素因数の和:1104783

約数の個数: 16

約数和(自身を含む): 353525760

約数和(自身を除く): 144724797

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1104767, 3314301, 7733369, 9942903, 23200107, 29828709, 69600321, 208800963]

約数ペア:

[(1, 208800963), (3, 69600321), (7, 29828709), (9, 23200107), (21, 9942903), (27, 7733369), (63, 3314301), (189, 1104767)]