138839804

素因数分解:

$2^2\times {\mathrm{263}}^1\times {\mathrm{271}}^1\times {\mathrm{487}}^1$

素因数の和:1025

約数の個数: 24

約数和(自身を含む): 245296128

約数和(自身を除く): 106456324

約数列:

[1, 2, 4, 263, 271, 487, 526, 542, 974, 1052, 1084, 1948, 71273, 128081, 131977, 142546, 256162, 263954, 285092, 512324, 527908, 34709951, 69419902, 138839804]

約数ペア:

[(1, 138839804), (2, 69419902), (4, 34709951), (263, 527908), (271, 512324), (487, 285092), (526, 263954), (542, 256162), (974, 142546), (1052, 131977), (1084, 128081), (1948, 71273)]