7417920321

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1$

素因数の和:484

約数の個数: 144

約数和(自身を含む): 13705061760

約数和(自身を除く): 6287141439

約数列:

[1, 3, 7, 9, 19, 21, 37, 49, 57, 63, 71, 111, 133, 147, 171, 213, 259, 333, 337, 399, 441, 497, 639, 703, 777, 931, 1011, 1197, 1349, 1491, 1813, 2109, 2331, 2359, 2627, 2793, 3033, 3479, 4047, 4473, 4921, 5439, 6327, 6403, 7077, 7881, 8379, 9443, 10437, 12141, 12469, 14763, 16317, 16513, 18389, 19209, 21231, 23643, 23927, 28329, 31311, 34447, 37407, 44289, 44821, 49539, 49913, 55167, 57627, 66101, 71781, 84987, 87283, 103341, 112221, 128723, 134463, 148617, 149739, 165501, 167489, 198303, 215343, 236911, 261849, 310023, 313747, 349391, 386169, 403389, 449217, 454613, 502467, 594909, 610981, 710733, 785547, 885299, 941241, 1048173, 1158507, 1172423, 1363839, 1507401, 1658377, 1832943, 2132199, 2445737, 2655897, 2823723, 3144519, 3182291, 3517269, 4091517, 4975131, 5498829, 6197093, 7337211, 7967691, 9546873, 10551807, 11608639, 14925393, 16820681, 18591279, 22011633, 22276037, 28640619, 34825917, 43379651, 50462043, 55773837, 66828111, 104477751, 117744767, 130138953, 151386129, 200484333, 353234301, 390416859, 824213369, 1059702903, 2472640107, 7417920321]

約数ペア:

[(1, 7417920321), (3, 2472640107), (7, 1059702903), (9, 824213369), (19, 390416859), (21, 353234301), (37, 200484333), (49, 151386129), (57, 130138953), (63, 117744767), (71, 104477751), (111, 66828111), (133, 55773837), (147, 50462043), (171, 43379651), (213, 34825917), (259, 28640619), (333, 22276037), (337, 22011633), (399, 18591279), (441, 16820681), (497, 14925393), (639, 11608639), (703, 10551807), (777, 9546873), (931, 7967691), (1011, 7337211), (1197, 6197093), (1349, 5498829), (1491, 4975131), (1813, 4091517), (2109, 3517269), (2331, 3182291), (2359, 3144519), (2627, 2823723), (2793, 2655897), (3033, 2445737), (3479, 2132199), (4047, 1832943), (4473, 1658377), (4921, 1507401), (5439, 1363839), (6327, 1172423), (6403, 1158507), (7077, 1048173), (7881, 941241), (8379, 885299), (9443, 785547), (10437, 710733), (12141, 610981), (12469, 594909), (14763, 502467), (16317, 454613), (16513, 449217), (18389, 403389), (19209, 386169), (21231, 349391), (23643, 313747), (23927, 310023), (28329, 261849), (31311, 236911), (34447, 215343), (37407, 198303), (44289, 167489), (44821, 165501), (49539, 149739), (49913, 148617), (55167, 134463), (57627, 128723), (66101, 112221), (71781, 103341), (84987, 87283)]