129120512

素因数分解:

$2^8\times {\mathrm{504377}}^1$

素因数の和:504393

約数の個数: 18

約数和(自身を含む): 257737158

約数和(自身を除く): 128616646

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 504377, 1008754, 2017508, 4035016, 8070032, 16140064, 32280128, 64560256, 129120512]

約数ペア:

[(1, 129120512), (2, 64560256), (4, 32280128), (8, 16140064), (16, 8070032), (32, 4035016), (64, 2017508), (128, 1008754), (256, 504377)]