6781887

素因数分解:

$3^7\times 7^1\times {\mathrm{443}}^1$

素因数の和:471

約数の個数: 32

約数和(自身を含む): 11650560

約数和(自身を除く): 4868673

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 443, 567, 729, 1329, 1701, 2187, 3101, 3987, 5103, 9303, 11961, 15309, 27909, 35883, 83727, 107649, 251181, 322947, 753543, 968841, 2260629, 6781887]

約数ペア:

[(1, 6781887), (3, 2260629), (7, 968841), (9, 753543), (21, 322947), (27, 251181), (63, 107649), (81, 83727), (189, 35883), (243, 27909), (443, 15309), (567, 11961), (729, 9303), (1329, 5103), (1701, 3987), (2187, 3101)]