51955386

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:240

約数の個数: 96

約数和(自身を含む): 130014720

約数和(自身を除く): 78059334

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 49, 57, 71, 98, 114, 131, 133, 142, 147, 213, 262, 266, 294, 393, 399, 426, 497, 786, 798, 917, 931, 994, 1349, 1491, 1834, 1862, 2489, 2698, 2751, 2793, 2982, 3479, 4047, 4978, 5502, 5586, 6419, 6958, 7467, 8094, 9301, 9443, 10437, 12838, 14934, 17423, 18602, 18886, 19257, 20874, 27903, 28329, 34846, 38514, 52269, 55806, 56658, 65107, 66101, 104538, 121961, 130214, 132202, 176719, 195321, 198303, 243922, 353438, 365883, 390642, 396606, 455749, 530157, 731766, 911498, 1060314, 1237033, 1367247, 2474066, 2734494, 3711099, 7422198, 8659231, 17318462, 25977693, 51955386]

約数ペア:

[(1, 51955386), (2, 25977693), (3, 17318462), (6, 8659231), (7, 7422198), (14, 3711099), (19, 2734494), (21, 2474066), (38, 1367247), (42, 1237033), (49, 1060314), (57, 911498), (71, 731766), (98, 530157), (114, 455749), (131, 396606), (133, 390642), (142, 365883), (147, 353438), (213, 243922), (262, 198303), (266, 195321), (294, 176719), (393, 132202), (399, 130214), (426, 121961), (497, 104538), (786, 66101), (798, 65107), (917, 56658), (931, 55806), (994, 52269), (1349, 38514), (1491, 34846), (1834, 28329), (1862, 27903), (2489, 20874), (2698, 19257), (2751, 18886), (2793, 18602), (2982, 17423), (3479, 14934), (4047, 12838), (4978, 10437), (5502, 9443), (5586, 9301), (6419, 8094), (6958, 7467)]