251664128

素因数分解:

$2^8\times {\mathrm{983063}}^1$

素因数の和:983079

約数の個数: 18

約数和(自身を含む): 502345704

約数和(自身を除く): 250681576

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 983063, 1966126, 3932252, 7864504, 15729008, 31458016, 62916032, 125832064, 251664128]

約数ペア:

[(1, 251664128), (2, 125832064), (4, 62916032), (8, 31458016), (16, 15729008), (32, 7864504), (64, 3932252), (128, 1966126), (256, 983063)]