40497597

素因数分解:

$3^3\times 7^1\times {\mathrm{47}}^2\times {\mathrm{97}}^1$

素因数の和:207

約数の個数: 48

約数和(自身を含む): 70779520

約数和(自身を除く): 30281923

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 97, 141, 189, 291, 329, 423, 679, 873, 987, 1269, 2037, 2209, 2619, 2961, 4559, 6111, 6627, 8883, 13677, 15463, 18333, 19881, 31913, 41031, 46389, 59643, 95739, 123093, 139167, 214273, 287217, 417501, 642819, 861651, 1499911, 1928457, 4499733, 5785371, 13499199, 40497597]

約数ペア:

[(1, 40497597), (3, 13499199), (7, 5785371), (9, 4499733), (21, 1928457), (27, 1499911), (47, 861651), (63, 642819), (97, 417501), (141, 287217), (189, 214273), (291, 139167), (329, 123093), (423, 95739), (679, 59643), (873, 46389), (987, 41031), (1269, 31913), (2037, 19881), (2209, 18333), (2619, 15463), (2961, 13677), (4559, 8883), (6111, 6627)]