2688777

素因数分解:

$3^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1$

素因数の和:107

約数の個数: 48

約数和(自身を含む): 4950400

約数和(自身を除く): 2261623

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 67, 91, 117, 147, 201, 273, 343, 441, 469, 603, 637, 819, 871, 1029, 1407, 1911, 2613, 3087, 3283, 4221, 4459, 5733, 6097, 7839, 9849, 13377, 18291, 22981, 29547, 40131, 42679, 54873, 68943, 128037, 206829, 298753, 384111, 896259, 2688777]

約数ペア:

[(1, 2688777), (3, 896259), (7, 384111), (9, 298753), (13, 206829), (21, 128037), (39, 68943), (49, 54873), (63, 42679), (67, 40131), (91, 29547), (117, 22981), (147, 18291), (201, 13377), (273, 9849), (343, 7839), (441, 6097), (469, 5733), (603, 4459), (637, 4221), (819, 3283), (871, 3087), (1029, 2613), (1407, 1911)]