20171640951

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1361}}^1\times {\mathrm{7129}}^1$

素因数の和:8517

約数の個数: 64

約数和(自身を含む): 37290470400

約数和(自身を除く): 17118829449

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 1361, 2079, 4083, 7129, 9527, 12249, 14971, 21387, 28581, 36747, 44913, 49903, 64161, 78419, 85743, 104797, 134739, 149709, 192483, 235257, 257229, 314391, 404217, 449127, 548933, 705771, 943173, 1347381, 1646799, 2117313, 2829519, 4940397, 9702569, 14821191, 29107707, 67917983, 87323121, 106728259, 203753949, 261969363, 320184777, 611261847, 747097813, 960554331, 1833785541, 2241293439, 2881662993, 6723880317, 20171640951]

約数ペア:

[(1, 20171640951), (3, 6723880317), (7, 2881662993), (9, 2241293439), (11, 1833785541), (21, 960554331), (27, 747097813), (33, 611261847), (63, 320184777), (77, 261969363), (99, 203753949), (189, 106728259), (231, 87323121), (297, 67917983), (693, 29107707), (1361, 14821191), (2079, 9702569), (4083, 4940397), (7129, 2829519), (9527, 2117313), (12249, 1646799), (14971, 1347381), (21387, 943173), (28581, 705771), (36747, 548933), (44913, 449127), (49903, 404217), (64161, 314391), (78419, 257229), (85743, 235257), (104797, 192483), (134739, 149709)]