28571424

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:139

約数の個数: 192

約数和(自身を含む): 94493952

約数和(自身を除く): 65922528

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 32, 34, 41, 42, 48, 51, 56, 61, 68, 82, 84, 96, 102, 112, 119, 122, 123, 136, 164, 168, 183, 204, 224, 238, 244, 246, 272, 287, 328, 336, 357, 366, 408, 427, 476, 488, 492, 544, 574, 656, 672, 697, 714, 732, 816, 854, 861, 952, 976, 984, 1037, 1148, 1281, 1312, 1394, 1428, 1464, 1632, 1708, 1722, 1904, 1952, 1968, 2074, 2091, 2296, 2501, 2562, 2788, 2856, 2928, 3111, 3416, 3444, 3808, 3936, 4148, 4182, 4592, 4879, 5002, 5124, 5576, 5712, 5856, 6222, 6832, 6888, 7259, 7503, 8296, 8364, 9184, 9758, 10004, 10248, 11152, 11424, 12444, 13664, 13776, 14518, 14637, 15006, 16592, 16728, 17507, 19516, 20008, 20496, 21777, 22304, 24888, 27552, 29036, 29274, 30012, 33184, 33456, 35014, 39032, 40016, 40992, 42517, 43554, 49776, 52521, 58072, 58548, 60024, 66912, 70028, 78064, 80032, 85034, 87108, 99552, 105042, 116144, 117096, 120048, 127551, 140056, 156128, 170068, 174216, 210084, 232288, 234192, 240096, 255102, 280112, 297619, 340136, 348432, 420168, 468384, 510204, 560224, 595238, 680272, 696864, 840336, 892857, 1020408, 1190476, 1360544, 1680672, 1785714, 2040816, 2380952, 3571428, 4081632, 4761904, 7142856, 9523808, 14285712, 28571424]

約数ペア:

[(1, 28571424), (2, 14285712), (3, 9523808), (4, 7142856), (6, 4761904), (7, 4081632), (8, 3571428), (12, 2380952), (14, 2040816), (16, 1785714), (17, 1680672), (21, 1360544), (24, 1190476), (28, 1020408), (32, 892857), (34, 840336), (41, 696864), (42, 680272), (48, 595238), (51, 560224), (56, 510204), (61, 468384), (68, 420168), (82, 348432), (84, 340136), (96, 297619), (102, 280112), (112, 255102), (119, 240096), (122, 234192), (123, 232288), (136, 210084), (164, 174216), (168, 170068), (183, 156128), (204, 140056), (224, 127551), (238, 120048), (244, 117096), (246, 116144), (272, 105042), (287, 99552), (328, 87108), (336, 85034), (357, 80032), (366, 78064), (408, 70028), (427, 66912), (476, 60024), (488, 58548), (492, 58072), (544, 52521), (574, 49776), (656, 43554), (672, 42517), (697, 40992), (714, 40016), (732, 39032), (816, 35014), (854, 33456), (861, 33184), (952, 30012), (976, 29274), (984, 29036), (1037, 27552), (1148, 24888), (1281, 22304), (1312, 21777), (1394, 20496), (1428, 20008), (1464, 19516), (1632, 17507), (1708, 16728), (1722, 16592), (1904, 15006), (1952, 14637), (1968, 14518), (2074, 13776), (2091, 13664), (2296, 12444), (2501, 11424), (2562, 11152), (2788, 10248), (2856, 10004), (2928, 9758), (3111, 9184), (3416, 8364), (3444, 8296), (3808, 7503), (3936, 7259), (4148, 6888), (4182, 6832), (4592, 6222), (4879, 5856), (5002, 5712), (5124, 5576)]