51408378

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{307}}^1\times {\mathrm{443}}^1$

素因数の和:768

約数の個数: 64

約数和(自身を含む): 131281920

約数和(自身を除く): 79873542

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 307, 378, 443, 614, 886, 921, 1329, 1842, 2149, 2658, 2763, 3101, 3987, 4298, 5526, 6202, 6447, 7974, 8289, 9303, 11961, 12894, 16578, 18606, 19341, 23922, 27909, 38682, 55818, 58023, 83727, 116046, 136001, 167454, 272002, 408003, 816006, 952007, 1224009, 1904014, 2448018, 2856021, 3672027, 5712042, 7344054, 8568063, 17136126, 25704189, 51408378]

約数ペア:

[(1, 51408378), (2, 25704189), (3, 17136126), (6, 8568063), (7, 7344054), (9, 5712042), (14, 3672027), (18, 2856021), (21, 2448018), (27, 1904014), (42, 1224009), (54, 952007), (63, 816006), (126, 408003), (189, 272002), (307, 167454), (378, 136001), (443, 116046), (614, 83727), (886, 58023), (921, 55818), (1329, 38682), (1842, 27909), (2149, 23922), (2658, 19341), (2763, 18606), (3101, 16578), (3987, 12894), (4298, 11961), (5526, 9303), (6202, 8289), (6447, 7974)]