447997788

素因数分解:

$2^2\times 3^2\times 7^4\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:182

約数の個数: 180

約数和(自身を含む): 1358059248

約数和(自身を除く): 910061460

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 71, 73, 84, 98, 126, 142, 146, 147, 196, 213, 219, 252, 284, 292, 294, 343, 426, 438, 441, 497, 511, 588, 639, 657, 686, 852, 876, 882, 994, 1022, 1029, 1278, 1314, 1372, 1491, 1533, 1764, 1988, 2044, 2058, 2401, 2556, 2628, 2982, 3066, 3087, 3479, 3577, 4116, 4473, 4599, 4802, 5183, 5964, 6132, 6174, 6958, 7154, 7203, 8946, 9198, 9604, 10366, 10437, 10731, 12348, 13916, 14308, 14406, 15549, 17892, 18396, 20732, 20874, 21462, 21609, 24353, 25039, 28812, 31098, 31311, 32193, 36281, 41748, 42924, 43218, 46647, 48706, 50078, 62196, 62622, 64386, 72562, 73059, 75117, 86436, 93294, 97412, 100156, 108843, 125244, 128772, 145124, 146118, 150234, 170471, 175273, 186588, 217686, 219177, 225351, 253967, 292236, 300468, 326529, 340942, 350546, 435372, 438354, 450702, 507934, 511413, 525819, 653058, 681884, 701092, 761901, 876708, 901404, 1015868, 1022826, 1051638, 1306116, 1523802, 1534239, 1577457, 1777769, 2045652, 2103276, 2285703, 3047604, 3068478, 3154914, 3555538, 4571406, 5333307, 6136956, 6309828, 7111076, 9142812, 10666614, 12444383, 15999921, 21333228, 24888766, 31999842, 37333149, 49777532, 63999684, 74666298, 111999447, 149332596, 223998894, 447997788]

約数ペア:

[(1, 447997788), (2, 223998894), (3, 149332596), (4, 111999447), (6, 74666298), (7, 63999684), (9, 49777532), (12, 37333149), (14, 31999842), (18, 24888766), (21, 21333228), (28, 15999921), (36, 12444383), (42, 10666614), (49, 9142812), (63, 7111076), (71, 6309828), (73, 6136956), (84, 5333307), (98, 4571406), (126, 3555538), (142, 3154914), (146, 3068478), (147, 3047604), (196, 2285703), (213, 2103276), (219, 2045652), (252, 1777769), (284, 1577457), (292, 1534239), (294, 1523802), (343, 1306116), (426, 1051638), (438, 1022826), (441, 1015868), (497, 901404), (511, 876708), (588, 761901), (639, 701092), (657, 681884), (686, 653058), (852, 525819), (876, 511413), (882, 507934), (994, 450702), (1022, 438354), (1029, 435372), (1278, 350546), (1314, 340942), (1372, 326529), (1491, 300468), (1533, 292236), (1764, 253967), (1988, 225351), (2044, 219177), (2058, 217686), (2401, 186588), (2556, 175273), (2628, 170471), (2982, 150234), (3066, 146118), (3087, 145124), (3479, 128772), (3577, 125244), (4116, 108843), (4473, 100156), (4599, 97412), (4802, 93294), (5183, 86436), (5964, 75117), (6132, 73059), (6174, 72562), (6958, 64386), (7154, 62622), (7203, 62196), (8946, 50078), (9198, 48706), (9604, 46647), (10366, 43218), (10437, 42924), (10731, 41748), (12348, 36281), (13916, 32193), (14308, 31311), (14406, 31098), (15549, 28812), (17892, 25039), (18396, 24353), (20732, 21609), (20874, 21462)]