287257408

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{2161}}^1$

素因数の和:2271

約数の個数: 56

約数和(自身を含む): 597473024

約数和(自身を除く): 310215616

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 67, 124, 134, 248, 268, 496, 536, 992, 1072, 1984, 2077, 2144, 2161, 4154, 4288, 4322, 8308, 8644, 16616, 17288, 33232, 34576, 66464, 66991, 69152, 132928, 133982, 138304, 144787, 267964, 289574, 535928, 579148, 1071856, 1158296, 2143712, 2316592, 4287424, 4488397, 4633184, 8976794, 9266368, 17953588, 35907176, 71814352, 143628704, 287257408]

約数ペア:

[(1, 287257408), (2, 143628704), (4, 71814352), (8, 35907176), (16, 17953588), (31, 9266368), (32, 8976794), (62, 4633184), (64, 4488397), (67, 4287424), (124, 2316592), (134, 2143712), (248, 1158296), (268, 1071856), (496, 579148), (536, 535928), (992, 289574), (1072, 267964), (1984, 144787), (2077, 138304), (2144, 133982), (2161, 132928), (4154, 69152), (4288, 66991), (4322, 66464), (8308, 34576), (8644, 33232), (16616, 17288)]