28786688

素因数分解:

$2^{14}\times 7^1\times {\mathrm{251}}^1$

素因数の和:286

約数の個数: 60

約数和(自身を含む): 66058272

約数和(自身を除く): 37271584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 251, 256, 448, 502, 512, 896, 1004, 1024, 1757, 1792, 2008, 2048, 3514, 3584, 4016, 4096, 7028, 7168, 8032, 8192, 14056, 14336, 16064, 16384, 28112, 28672, 32128, 56224, 57344, 64256, 112448, 114688, 128512, 224896, 257024, 449792, 514048, 899584, 1028096, 1799168, 2056192, 3598336, 4112384, 7196672, 14393344, 28786688]

約数ペア:

[(1, 28786688), (2, 14393344), (4, 7196672), (7, 4112384), (8, 3598336), (14, 2056192), (16, 1799168), (28, 1028096), (32, 899584), (56, 514048), (64, 449792), (112, 257024), (128, 224896), (224, 128512), (251, 114688), (256, 112448), (448, 64256), (502, 57344), (512, 56224), (896, 32128), (1004, 28672), (1024, 28112), (1757, 16384), (1792, 16064), (2008, 14336), (2048, 14056), (3514, 8192), (3584, 8032), (4016, 7168), (4096, 7028)]