27901989

素因数分解:

$3^5\times {\mathrm{199}}^1\times {\mathrm{577}}^1$

素因数の和:791

約数の個数: 24

約数和(自身を含む): 42078400

約数和(自身を除く): 14176411

約数列:

[1, 3, 9, 27, 81, 199, 243, 577, 597, 1731, 1791, 5193, 5373, 15579, 16119, 46737, 48357, 114823, 140211, 344469, 1033407, 3100221, 9300663, 27901989]

約数ペア:

[(1, 27901989), (3, 9300663), (9, 3100221), (27, 1033407), (81, 344469), (199, 140211), (243, 114823), (577, 48357), (597, 46737), (1731, 16119), (1791, 15579), (5193, 5373)]