27828927

素因数分解:

$3^4\times 7^1\times {\mathrm{49081}}^1$

素因数の和:49100

約数の個数: 20

約数和(自身を含む): 47511376

約数和(自身を除く): 19682449

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 49081, 147243, 343567, 441729, 1030701, 1325187, 3092103, 3975561, 9276309, 27828927]

約数ペア:

[(1, 27828927), (3, 9276309), (7, 3975561), (9, 3092103), (21, 1325187), (27, 1030701), (63, 441729), (81, 343567), (189, 147243), (567, 49081)]