280737303

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:213

約数の個数: 96

約数和(自身を含む): 510515712

約数和(自身を除く): 229778409

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 67, 77, 97, 119, 121, 187, 201, 231, 291, 357, 363, 469, 561, 679, 737, 847, 1067, 1139, 1309, 1407, 1649, 2037, 2057, 2211, 2541, 3201, 3417, 3927, 4947, 5159, 6171, 6499, 7469, 7973, 8107, 11543, 11737, 12529, 14399, 15477, 18139, 19497, 22407, 23919, 24321, 34629, 35211, 37587, 43197, 45493, 54417, 56749, 71489, 82159, 87703, 110483, 126973, 136479, 137819, 170247, 199529, 214467, 246477, 263109, 331449, 380919, 413457, 500423, 598587, 773381, 786379, 964733, 1215313, 1396703, 1501269, 2320143, 2359137, 2894199, 3645939, 4190109, 5504653, 8507191, 13368443, 16513959, 25521573, 40105329, 93579101, 280737303]

約数ペア:

[(1, 280737303), (3, 93579101), (7, 40105329), (11, 25521573), (17, 16513959), (21, 13368443), (33, 8507191), (51, 5504653), (67, 4190109), (77, 3645939), (97, 2894199), (119, 2359137), (121, 2320143), (187, 1501269), (201, 1396703), (231, 1215313), (291, 964733), (357, 786379), (363, 773381), (469, 598587), (561, 500423), (679, 413457), (737, 380919), (847, 331449), (1067, 263109), (1139, 246477), (1309, 214467), (1407, 199529), (1649, 170247), (2037, 137819), (2057, 136479), (2211, 126973), (2541, 110483), (3201, 87703), (3417, 82159), (3927, 71489), (4947, 56749), (5159, 54417), (6171, 45493), (6499, 43197), (7469, 37587), (7973, 35211), (8107, 34629), (11543, 24321), (11737, 23919), (12529, 22407), (14399, 19497), (15477, 18139)]