13507641

素因数分解:

$3^6\times 7^1\times {\mathrm{2647}}^1$

素因数の和:2672

約数の個数: 28

約数和(自身を含む): 23154112

約数和(自身を除く): 9646471

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 2647, 5103, 7941, 18529, 23823, 55587, 71469, 166761, 214407, 500283, 643221, 1500849, 1929663, 4502547, 13507641]

約数ペア:

[(1, 13507641), (3, 4502547), (7, 1929663), (9, 1500849), (21, 643221), (27, 500283), (63, 214407), (81, 166761), (189, 71469), (243, 55587), (567, 23823), (729, 18529), (1701, 7941), (2647, 5103)]