257834752

素因数分解:

$2^8\times 7^1\times {\mathrm{143881}}^1$

素因数の和:143904

約数の個数: 36

約数和(自身を含む): 588189616

約数和(自身を除く): 330354864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 143881, 287762, 575524, 1007167, 1151048, 2014334, 2302096, 4028668, 4604192, 8057336, 9208384, 16114672, 18416768, 32229344, 36833536, 64458688, 128917376, 257834752]

約数ペア:

[(1, 257834752), (2, 128917376), (4, 64458688), (7, 36833536), (8, 32229344), (14, 18416768), (16, 16114672), (28, 9208384), (32, 8057336), (56, 4604192), (64, 4028668), (112, 2302096), (128, 2014334), (224, 1151048), (256, 1007167), (448, 575524), (896, 287762), (1792, 143881)]