216864256

素因数分解:

$2^9\times 7^1\times {\mathrm{60509}}^1$

素因数の和:60534

約数の個数: 40

約数和(自身を含む): 495213840

約数和(自身を除く): 278349584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 60509, 121018, 242036, 423563, 484072, 847126, 968144, 1694252, 1936288, 3388504, 3872576, 6777008, 7745152, 13554016, 15490304, 27108032, 30980608, 54216064, 108432128, 216864256]

約数ペア:

[(1, 216864256), (2, 108432128), (4, 54216064), (7, 30980608), (8, 27108032), (14, 15490304), (16, 13554016), (28, 7745152), (32, 6777008), (56, 3872576), (64, 3388504), (112, 1936288), (128, 1694252), (224, 968144), (256, 847126), (448, 484072), (512, 423563), (896, 242036), (1792, 121018), (3584, 60509)]