128439452

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{32467}}^1$

素因数の和:32537

約数の個数: 24

約数和(自身を含む): 240003456

約数和(自身を除く): 111564004

約数列:

[1, 2, 4, 23, 43, 46, 86, 92, 172, 989, 1978, 3956, 32467, 64934, 129868, 746741, 1396081, 1493482, 2792162, 2986964, 5584324, 32109863, 64219726, 128439452]

約数ペア:

[(1, 128439452), (2, 64219726), (4, 32109863), (23, 5584324), (43, 2986964), (46, 2792162), (86, 1493482), (92, 1396081), (172, 746741), (989, 129868), (1978, 64934), (3956, 32467)]