28704256

素因数分解:

$2^9\times 7^1\times {\mathrm{8009}}^1$

素因数の和:8034

約数の個数: 40

約数和(自身を含む): 65553840

約数和(自身を除く): 36849584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 8009, 16018, 32036, 56063, 64072, 112126, 128144, 224252, 256288, 448504, 512576, 897008, 1025152, 1794016, 2050304, 3588032, 4100608, 7176064, 14352128, 28704256]

約数ペア:

[(1, 28704256), (2, 14352128), (4, 7176064), (7, 4100608), (8, 3588032), (14, 2050304), (16, 1794016), (28, 1025152), (32, 897008), (56, 512576), (64, 448504), (112, 256288), (128, 224252), (224, 128144), (256, 112126), (448, 64072), (512, 56063), (896, 32036), (1792, 16018), (3584, 8009)]