25866027

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:193

約数の個数: 64

約数和(自身を含む): 45619200

約数和(自身を除く): 19753173

約数列:

[1, 3, 9, 11, 17, 27, 33, 47, 51, 99, 109, 141, 153, 187, 297, 327, 423, 459, 517, 561, 799, 981, 1199, 1269, 1551, 1683, 1853, 2397, 2943, 3597, 4653, 5049, 5123, 5559, 7191, 8789, 10791, 13959, 15369, 16677, 20383, 21573, 26367, 32373, 46107, 50031, 56353, 61149, 79101, 87091, 138321, 169059, 183447, 237303, 261273, 507177, 550341, 783819, 958001, 1521531, 2351457, 2874003, 8622009, 25866027]

約数ペア:

[(1, 25866027), (3, 8622009), (9, 2874003), (11, 2351457), (17, 1521531), (27, 958001), (33, 783819), (47, 550341), (51, 507177), (99, 261273), (109, 237303), (141, 183447), (153, 169059), (187, 138321), (297, 87091), (327, 79101), (423, 61149), (459, 56353), (517, 50031), (561, 46107), (799, 32373), (981, 26367), (1199, 21573), (1269, 20383), (1551, 16677), (1683, 15369), (1853, 13959), (2397, 10791), (2943, 8789), (3597, 7191), (4653, 5559), (5049, 5123)]