2729781

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{503}}^1$

素因数の和:582

約数の個数: 20

約数和(自身を含む): 4146912

約数和(自身を除く): 1417131

約数列:

[1, 3, 9, 27, 67, 81, 201, 503, 603, 1509, 1809, 4527, 5427, 13581, 33701, 40743, 101103, 303309, 909927, 2729781]

約数ペア:

[(1, 2729781), (3, 909927), (9, 303309), (27, 101103), (67, 40743), (81, 33701), (201, 13581), (503, 5427), (603, 4527), (1509, 1809)]