16260489

素因数分解:

$3^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1297}}^1$

素因数の和:1509

約数の個数: 24

約数和(自身を含む): 26998400

約数和(自身を除く): 10737911

約数列:

[1, 3, 7, 9, 21, 63, 199, 597, 1297, 1393, 1791, 3891, 4179, 9079, 11673, 12537, 27237, 81711, 258103, 774309, 1806721, 2322927, 5420163, 16260489]

約数ペア:

[(1, 16260489), (3, 5420163), (7, 2322927), (9, 1806721), (21, 774309), (63, 258103), (199, 81711), (597, 27237), (1297, 12537), (1393, 11673), (1791, 9079), (3891, 4179)]