28525728

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1$

素因数の和:275

約数の個数: 192

約数和(自身を含む): 99283968

約数和(自身を除く): 70758240

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 17, 21, 22, 24, 28, 32, 33, 34, 42, 44, 48, 51, 56, 66, 68, 77, 84, 88, 96, 102, 112, 119, 132, 136, 154, 168, 176, 187, 204, 224, 227, 231, 238, 264, 272, 308, 336, 352, 357, 374, 408, 454, 462, 476, 528, 544, 561, 616, 672, 681, 714, 748, 816, 908, 924, 952, 1056, 1122, 1232, 1309, 1362, 1428, 1496, 1589, 1632, 1816, 1848, 1904, 2244, 2464, 2497, 2618, 2724, 2856, 2992, 3178, 3632, 3696, 3808, 3859, 3927, 4488, 4767, 4994, 5236, 5448, 5712, 5984, 6356, 7264, 7392, 7491, 7718, 7854, 8976, 9534, 9988, 10472, 10896, 11424, 11577, 12712, 14982, 15436, 15708, 17479, 17952, 19068, 19976, 20944, 21792, 23154, 25424, 27013, 29964, 30872, 31416, 34958, 38136, 39952, 41888, 42449, 46308, 50848, 52437, 54026, 59928, 61744, 62832, 69916, 76272, 79904, 81039, 84898, 92616, 104874, 108052, 119856, 123488, 125664, 127347, 139832, 152544, 162078, 169796, 185232, 209748, 216104, 239712, 254694, 279664, 297143, 324156, 339592, 370464, 419496, 432208, 509388, 559328, 594286, 648312, 679184, 838992, 864416, 891429, 1018776, 1188572, 1296624, 1358368, 1677984, 1782858, 2037552, 2377144, 2593248, 3565716, 4075104, 4754288, 7131432, 9508576, 14262864, 28525728]

約数ペア:

[(1, 28525728), (2, 14262864), (3, 9508576), (4, 7131432), (6, 4754288), (7, 4075104), (8, 3565716), (11, 2593248), (12, 2377144), (14, 2037552), (16, 1782858), (17, 1677984), (21, 1358368), (22, 1296624), (24, 1188572), (28, 1018776), (32, 891429), (33, 864416), (34, 838992), (42, 679184), (44, 648312), (48, 594286), (51, 559328), (56, 509388), (66, 432208), (68, 419496), (77, 370464), (84, 339592), (88, 324156), (96, 297143), (102, 279664), (112, 254694), (119, 239712), (132, 216104), (136, 209748), (154, 185232), (168, 169796), (176, 162078), (187, 152544), (204, 139832), (224, 127347), (227, 125664), (231, 123488), (238, 119856), (264, 108052), (272, 104874), (308, 92616), (336, 84898), (352, 81039), (357, 79904), (374, 76272), (408, 69916), (454, 62832), (462, 61744), (476, 59928), (528, 54026), (544, 52437), (561, 50848), (616, 46308), (672, 42449), (681, 41888), (714, 39952), (748, 38136), (816, 34958), (908, 31416), (924, 30872), (952, 29964), (1056, 27013), (1122, 25424), (1232, 23154), (1309, 21792), (1362, 20944), (1428, 19976), (1496, 19068), (1589, 17952), (1632, 17479), (1816, 15708), (1848, 15436), (1904, 14982), (2244, 12712), (2464, 11577), (2497, 11424), (2618, 10896), (2724, 10472), (2856, 9988), (2992, 9534), (3178, 8976), (3632, 7854), (3696, 7718), (3808, 7491), (3859, 7392), (3927, 7264), (4488, 6356), (4767, 5984), (4994, 5712), (5236, 5448)]