257073152

素因数分解:

$2^{13}\times 7^1\times {\mathrm{4483}}^1$

素因数の和:4516

約数の個数: 56

約数和(自身を含む): 587690976

約数和(自身を除く): 330617824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1792, 2048, 3584, 4096, 4483, 7168, 8192, 8966, 14336, 17932, 28672, 31381, 35864, 57344, 62762, 71728, 125524, 143456, 251048, 286912, 502096, 573824, 1004192, 1147648, 2008384, 2295296, 4016768, 4590592, 8033536, 9181184, 16067072, 18362368, 32134144, 36724736, 64268288, 128536576, 257073152]

約数ペア:

[(1, 257073152), (2, 128536576), (4, 64268288), (7, 36724736), (8, 32134144), (14, 18362368), (16, 16067072), (28, 9181184), (32, 8033536), (56, 4590592), (64, 4016768), (112, 2295296), (128, 2008384), (224, 1147648), (256, 1004192), (448, 573824), (512, 502096), (896, 286912), (1024, 251048), (1792, 143456), (2048, 125524), (3584, 71728), (4096, 62762), (4483, 57344), (7168, 35864), (8192, 31381), (8966, 28672), (14336, 17932)]