25524639

素因数分解:

$3^4\times 7^2\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:194

約数の個数: 60

約数和(自身を含む): 45520200

約数和(自身を除く): 19995561

約数列:

[1, 3, 7, 9, 21, 27, 49, 59, 63, 81, 109, 147, 177, 189, 327, 413, 441, 531, 567, 763, 981, 1239, 1323, 1593, 2289, 2891, 2943, 3717, 3969, 4779, 5341, 6431, 6867, 8673, 8829, 11151, 16023, 19293, 20601, 26019, 33453, 45017, 48069, 57879, 61803, 78057, 135051, 144207, 173637, 234171, 315119, 405153, 432621, 520911, 945357, 1215459, 2836071, 3646377, 8508213, 25524639]

約数ペア:

[(1, 25524639), (3, 8508213), (7, 3646377), (9, 2836071), (21, 1215459), (27, 945357), (49, 520911), (59, 432621), (63, 405153), (81, 315119), (109, 234171), (147, 173637), (177, 144207), (189, 135051), (327, 78057), (413, 61803), (441, 57879), (531, 48069), (567, 45017), (763, 33453), (981, 26019), (1239, 20601), (1323, 19293), (1593, 16023), (2289, 11151), (2891, 8829), (2943, 8673), (3717, 6867), (3969, 6431), (4779, 5341)]