2783171259

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{72643}}^1$

素因数の和:72709

約数の個数: 40

約数和(自身を含む): 4641079872

約数和(自身を除く): 1857908613

約数列:

[1, 3, 9, 11, 27, 33, 43, 81, 99, 129, 297, 387, 473, 891, 1161, 1419, 3483, 4257, 12771, 38313, 72643, 217929, 653787, 799073, 1961361, 2397219, 3123649, 5884083, 7191657, 9370947, 21574971, 28112841, 34360139, 64724913, 84338523, 103080417, 253015569, 309241251, 927723753, 2783171259]

約数ペア:

[(1, 2783171259), (3, 927723753), (9, 309241251), (11, 253015569), (27, 103080417), (33, 84338523), (43, 64724913), (81, 34360139), (99, 28112841), (129, 21574971), (297, 9370947), (387, 7191657), (473, 5884083), (891, 3123649), (1161, 2397219), (1419, 1961361), (3483, 799073), (4257, 653787), (12771, 217929), (38313, 72643)]