177397857

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{587}}^1$

素因数の和:660

約数の個数: 80

約数和(自身を含む): 334680192

約数和(自身を除く): 157282335

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 41, 63, 81, 91, 117, 123, 189, 273, 287, 351, 369, 533, 567, 587, 819, 861, 1053, 1107, 1599, 1761, 2457, 2583, 3321, 3731, 4109, 4797, 5283, 7371, 7631, 7749, 11193, 12327, 14391, 15849, 22893, 23247, 24067, 33579, 36981, 43173, 47547, 53417, 68679, 72201, 100737, 110943, 160251, 168469, 206037, 216603, 302211, 312871, 332829, 480753, 505407, 618111, 649809, 938613, 1442259, 1516221, 1949427, 2190097, 2815839, 4326777, 4548663, 6570291, 8447517, 13645989, 19710873, 25342551, 59132619, 177397857]

約数ペア:

[(1, 177397857), (3, 59132619), (7, 25342551), (9, 19710873), (13, 13645989), (21, 8447517), (27, 6570291), (39, 4548663), (41, 4326777), (63, 2815839), (81, 2190097), (91, 1949427), (117, 1516221), (123, 1442259), (189, 938613), (273, 649809), (287, 618111), (351, 505407), (369, 480753), (533, 332829), (567, 312871), (587, 302211), (819, 216603), (861, 206037), (1053, 168469), (1107, 160251), (1599, 110943), (1761, 100737), (2457, 72201), (2583, 68679), (3321, 53417), (3731, 47547), (4109, 43173), (4797, 36981), (5283, 33579), (7371, 24067), (7631, 23247), (7749, 22893), (11193, 15849), (12327, 14391)]