127413296

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{40423}}^1$

素因数の和:40628

約数の個数: 20

約数和(自身を含む): 248122512

約数和(自身を除く): 120709216

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 40423, 80846, 161692, 323384, 646768, 7963331, 15926662, 31853324, 63706648, 127413296]

約数ペア:

[(1, 127413296), (2, 63706648), (4, 31853324), (8, 15926662), (16, 7963331), (197, 646768), (394, 323384), (788, 161692), (1576, 80846), (3152, 40423)]