646612884

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{36433}}^1$

素因数の和:36489

約数の個数: 72

約数和(自身を含む): 1790366760

約数和(自身を除く): 1143753876

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 29, 34, 36, 51, 58, 68, 87, 102, 116, 153, 174, 204, 261, 306, 348, 493, 522, 612, 986, 1044, 1479, 1972, 2958, 4437, 5916, 8874, 17748, 36433, 72866, 109299, 145732, 218598, 327897, 437196, 619361, 655794, 1056557, 1238722, 1311588, 1858083, 2113114, 2477444, 3169671, 3716166, 4226228, 5574249, 6339342, 7432332, 9509013, 11148498, 12678684, 17961469, 19018026, 22296996, 35922938, 38036052, 53884407, 71845876, 107768814, 161653221, 215537628, 323306442, 646612884]

約数ペア:

[(1, 646612884), (2, 323306442), (3, 215537628), (4, 161653221), (6, 107768814), (9, 71845876), (12, 53884407), (17, 38036052), (18, 35922938), (29, 22296996), (34, 19018026), (36, 17961469), (51, 12678684), (58, 11148498), (68, 9509013), (87, 7432332), (102, 6339342), (116, 5574249), (153, 4226228), (174, 3716166), (204, 3169671), (261, 2477444), (306, 2113114), (348, 1858083), (493, 1311588), (522, 1238722), (612, 1056557), (986, 655794), (1044, 619361), (1479, 437196), (1972, 327897), (2958, 218598), (4437, 145732), (5916, 109299), (8874, 72866), (17748, 36433)]