258371008

素因数分解:

$2^6\times 7^1\times {\mathrm{576721}}^1$

素因数の和:576740

約数の個数: 28

約数和(自身を含む): 585949552

約数和(自身を除く): 327578544

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 576721, 1153442, 2306884, 4037047, 4613768, 8074094, 9227536, 16148188, 18455072, 32296376, 36910144, 64592752, 129185504, 258371008]

約数ペア:

[(1, 258371008), (2, 129185504), (4, 64592752), (7, 36910144), (8, 32296376), (14, 18455072), (16, 16148188), (28, 9227536), (32, 8074094), (56, 4613768), (64, 4037047), (112, 2306884), (224, 1153442), (448, 576721)]