278134784

素因数分解:

$2^{18}\times {\mathrm{1061}}^1$

素因数の和:1097

約数の個数: 38

約数和(自身を含む): 556792794

約数和(自身を除く): 278658010

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 1061, 2048, 2122, 4096, 4244, 8192, 8488, 16384, 16976, 32768, 33952, 65536, 67904, 131072, 135808, 262144, 271616, 543232, 1086464, 2172928, 4345856, 8691712, 17383424, 34766848, 69533696, 139067392, 278134784]

約数ペア:

[(1, 278134784), (2, 139067392), (4, 69533696), (8, 34766848), (16, 17383424), (32, 8691712), (64, 4345856), (128, 2172928), (256, 1086464), (512, 543232), (1024, 271616), (1061, 262144), (2048, 135808), (2122, 131072), (4096, 67904), (4244, 65536), (8192, 33952), (8488, 32768), (16384, 16976)]