2260440189

素因数分解:

$3^6\times 7^1\times {\mathrm{442963}}^1$

素因数の和:442988

約数の個数: 28

約数和(自身を含む): 3873277216

約数和(自身を除く): 1612837027

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 5103, 442963, 1328889, 3100741, 3986667, 9302223, 11960001, 27906669, 35880003, 83720007, 107640009, 251160021, 322920027, 753480063, 2260440189]

約数ペア:

[(1, 2260440189), (3, 753480063), (7, 322920027), (9, 251160021), (21, 107640009), (27, 83720007), (63, 35880003), (81, 27906669), (189, 11960001), (243, 9302223), (567, 3986667), (729, 3100741), (1701, 1328889), (5103, 442963)]