81746574

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8807}}^1$

素因数の和:8849

約数の個数: 64

約数和(自身を含む): 213083136

約数和(自身を除く): 131336562

約数列:

[1, 2, 3, 6, 7, 13, 14, 17, 21, 26, 34, 39, 42, 51, 78, 91, 102, 119, 182, 221, 238, 273, 357, 442, 546, 663, 714, 1326, 1547, 3094, 4641, 8807, 9282, 17614, 26421, 52842, 61649, 114491, 123298, 149719, 184947, 228982, 299438, 343473, 369894, 449157, 686946, 801437, 898314, 1048033, 1602874, 1946347, 2096066, 2404311, 3144099, 3892694, 4808622, 5839041, 6288198, 11678082, 13624429, 27248858, 40873287, 81746574]

約数ペア:

[(1, 81746574), (2, 40873287), (3, 27248858), (6, 13624429), (7, 11678082), (13, 6288198), (14, 5839041), (17, 4808622), (21, 3892694), (26, 3144099), (34, 2404311), (39, 2096066), (42, 1946347), (51, 1602874), (78, 1048033), (91, 898314), (102, 801437), (119, 686946), (182, 449157), (221, 369894), (238, 343473), (273, 299438), (357, 228982), (442, 184947), (546, 149719), (663, 123298), (714, 114491), (1326, 61649), (1547, 52842), (3094, 26421), (4641, 17614), (8807, 9282)]