65510172

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19997}}^1$

素因数の和:20027

約数の個数: 72

約数和(自身を含む): 203819616

約数和(自身を除く): 138309444

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 19997, 39994, 59991, 79988, 119982, 139979, 179973, 239964, 259961, 279958, 359946, 419937, 519922, 559916, 719892, 779883, 839874, 1039844, 1259811, 1559766, 1679748, 1819727, 2339649, 2519622, 3119532, 3639454, 4679298, 5039244, 5459181, 7278908, 9358596, 10918362, 16377543, 21836724, 32755086, 65510172]

約数ペア:

[(1, 65510172), (2, 32755086), (3, 21836724), (4, 16377543), (6, 10918362), (7, 9358596), (9, 7278908), (12, 5459181), (13, 5039244), (14, 4679298), (18, 3639454), (21, 3119532), (26, 2519622), (28, 2339649), (36, 1819727), (39, 1679748), (42, 1559766), (52, 1259811), (63, 1039844), (78, 839874), (84, 779883), (91, 719892), (117, 559916), (126, 519922), (156, 419937), (182, 359946), (234, 279958), (252, 259961), (273, 239964), (364, 179973), (468, 139979), (546, 119982), (819, 79988), (1092, 59991), (1638, 39994), (3276, 19997)]