427183744

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{256721}}^1$

素因数の和:256748

約数の個数: 32

約数和(自身を含む): 916497540

約数和(自身を除く): 489313796

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 256721, 513442, 1026884, 2053768, 3337373, 4107536, 6674746, 8215072, 13349492, 16430144, 26698984, 32860288, 53397968, 106795936, 213591872, 427183744]

約数ペア:

[(1, 427183744), (2, 213591872), (4, 106795936), (8, 53397968), (13, 32860288), (16, 26698984), (26, 16430144), (32, 13349492), (52, 8215072), (64, 6674746), (104, 4107536), (128, 3337373), (208, 2053768), (416, 1026884), (832, 513442), (1664, 256721)]