12758067

素因数分解:

$3^4\times 7^1\times {\mathrm{22501}}^1$

素因数の和:22520

約数の個数: 20

約数和(自身を含む): 21781936

約数和(自身を除く): 9023869

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 22501, 67503, 157507, 202509, 472521, 607527, 1417563, 1822581, 4252689, 12758067]

約数ペア:

[(1, 12758067), (3, 4252689), (7, 1822581), (9, 1417563), (21, 607527), (27, 472521), (63, 202509), (81, 157507), (189, 67503), (567, 22501)]