13405959

素因数分解:

$3^3\times 7^2\times {\mathrm{10133}}^1$

素因数の和:10156

約数の個数: 24

約数和(自身を含む): 23105520

約数和(自身を除く): 9699561

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 10133, 30399, 70931, 91197, 212793, 273591, 496517, 638379, 1489551, 1915137, 4468653, 13405959]

約数ペア:

[(1, 13405959), (3, 4468653), (7, 1915137), (9, 1489551), (21, 638379), (27, 496517), (49, 273591), (63, 212793), (147, 91197), (189, 70931), (441, 30399), (1323, 10133)]