1212624189

素因数分解:

$3^5\times 7^1\times {\mathrm{712889}}^1$

素因数の和:712911

約数の個数: 24

約数和(自身を含む): 2075935680

約数和(自身を除く): 863311491

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 712889, 2138667, 4990223, 6416001, 14970669, 19248003, 44912007, 57744009, 134736021, 173232027, 404208063, 1212624189]

約数ペア:

[(1, 1212624189), (3, 404208063), (7, 173232027), (9, 134736021), (21, 57744009), (27, 44912007), (63, 19248003), (81, 14970669), (189, 6416001), (243, 4990223), (567, 2138667), (1701, 712889)]