259488512

素因数分解:

$2^8\times {\mathrm{1013627}}^1$

素因数の和:1013643

約数の個数: 18

約数和(自身を含む): 517963908

約数和(自身を除く): 258475396

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 1013627, 2027254, 4054508, 8109016, 16218032, 32436064, 64872128, 129744256, 259488512]

約数ペア:

[(1, 259488512), (2, 129744256), (4, 64872128), (8, 32436064), (16, 16218032), (32, 8109016), (64, 4054508), (128, 2027254), (256, 1013627)]