2091123

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{1889}}^1$

素因数の和:1939

約数の個数: 16

約数和(自身を含む): 3175200

約数和(自身を除く): 1084077

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 1889, 5667, 17001, 51003, 77449, 232347, 697041, 2091123]

約数ペア:

[(1, 2091123), (3, 697041), (9, 232347), (27, 77449), (41, 51003), (123, 17001), (369, 5667), (1107, 1889)]