28607488

素因数分解:

$2^{10}\times 7^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1$

素因数の和:347

約数の個数: 88

約数和(自身を含む): 70613312

約数和(自身を除く): 42005824

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 256, 307, 364, 416, 448, 512, 614, 728, 832, 896, 1024, 1228, 1456, 1664, 1792, 2149, 2456, 2912, 3328, 3584, 3991, 4298, 4912, 5824, 6656, 7168, 7982, 8596, 9824, 11648, 13312, 15964, 17192, 19648, 23296, 27937, 31928, 34384, 39296, 46592, 55874, 63856, 68768, 78592, 93184, 111748, 127712, 137536, 157184, 223496, 255424, 275072, 314368, 446992, 510848, 550144, 893984, 1021696, 1100288, 1787968, 2043392, 2200576, 3575936, 4086784, 7151872, 14303744, 28607488]

約数ペア:

[(1, 28607488), (2, 14303744), (4, 7151872), (7, 4086784), (8, 3575936), (13, 2200576), (14, 2043392), (16, 1787968), (26, 1100288), (28, 1021696), (32, 893984), (52, 550144), (56, 510848), (64, 446992), (91, 314368), (104, 275072), (112, 255424), (128, 223496), (182, 157184), (208, 137536), (224, 127712), (256, 111748), (307, 93184), (364, 78592), (416, 68768), (448, 63856), (512, 55874), (614, 46592), (728, 39296), (832, 34384), (896, 31928), (1024, 27937), (1228, 23296), (1456, 19648), (1664, 17192), (1792, 15964), (2149, 13312), (2456, 11648), (2912, 9824), (3328, 8596), (3584, 7982), (3991, 7168), (4298, 6656), (4912, 5824)]