418221027

素因数分解:

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

素因数の和:166

約数の個数: 108

約数和(自身を含む): 772430256

約数和(自身を除く): 354209229

約数列:

[1, 3, 7, 9, 19, 21, 37, 49, 57, 63, 71, 111, 133, 147, 171, 213, 259, 333, 361, 399, 441, 497, 639, 703, 777, 931, 1083, 1197, 1349, 1491, 1813, 2109, 2331, 2527, 2627, 2793, 3249, 3479, 4047, 4473, 4921, 5439, 6327, 7581, 7881, 8379, 9443, 10437, 12141, 13357, 14763, 16317, 17689, 18389, 22743, 23643, 25631, 28329, 31311, 34447, 40071, 44289, 49913, 53067, 55167, 66101, 76893, 84987, 93499, 103341, 120213, 128723, 149739, 159201, 165501, 179417, 198303, 230679, 280497, 310023, 349391, 386169, 449217, 538251, 594909, 654493, 841491, 948347, 1048173, 1158507, 1255919, 1614753, 1963479, 2445737, 2845041, 3144519, 3767757, 5890437, 6638429, 7337211, 8535123, 11303271, 19915287, 22011633, 46469003, 59745861, 139407009, 418221027]

約数ペア:

[(1, 418221027), (3, 139407009), (7, 59745861), (9, 46469003), (19, 22011633), (21, 19915287), (37, 11303271), (49, 8535123), (57, 7337211), (63, 6638429), (71, 5890437), (111, 3767757), (133, 3144519), (147, 2845041), (171, 2445737), (213, 1963479), (259, 1614753), (333, 1255919), (361, 1158507), (399, 1048173), (441, 948347), (497, 841491), (639, 654493), (703, 594909), (777, 538251), (931, 449217), (1083, 386169), (1197, 349391), (1349, 310023), (1491, 280497), (1813, 230679), (2109, 198303), (2331, 179417), (2527, 165501), (2627, 159201), (2793, 149739), (3249, 128723), (3479, 120213), (4047, 103341), (4473, 93499), (4921, 84987), (5439, 76893), (6327, 66101), (7581, 55167), (7881, 53067), (8379, 49913), (9443, 44289), (10437, 40071), (12141, 34447), (13357, 31311), (14763, 28329), (16317, 25631), (17689, 23643), (18389, 22743)]