2678049

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:218

約数の個数: 32

約数和(自身を含む): 4423680

約数和(自身を除く): 1745631

約数列:

[1, 3, 9, 11, 27, 33, 71, 99, 127, 213, 297, 381, 639, 781, 1143, 1397, 1917, 2343, 3429, 4191, 7029, 9017, 12573, 21087, 27051, 37719, 81153, 99187, 243459, 297561, 892683, 2678049]

約数ペア:

[(1, 2678049), (3, 892683), (9, 297561), (11, 243459), (27, 99187), (33, 81153), (71, 37719), (99, 27051), (127, 21087), (213, 12573), (297, 9017), (381, 7029), (639, 4191), (781, 3429), (1143, 2343), (1397, 1917)]