18081657

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2647}}^1$

素因数の和:2690

約数の個数: 32

約数和(自身を含む): 30504960

約数和(自身を除く): 12423303

約数列:

[1, 3, 9, 11, 23, 27, 33, 69, 99, 207, 253, 297, 621, 759, 2277, 2647, 6831, 7941, 23823, 29117, 60881, 71469, 87351, 182643, 262053, 547929, 669691, 786159, 1643787, 2009073, 6027219, 18081657]

約数ペア:

[(1, 18081657), (3, 6027219), (9, 2009073), (11, 1643787), (23, 786159), (27, 669691), (33, 547929), (69, 262053), (99, 182643), (207, 87351), (253, 71469), (297, 60881), (621, 29117), (759, 23823), (2277, 7941), (2647, 6831)]