81294235

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{2837}}^1$

素因数の和:3374

約数の個数: 16

約数和(自身を含む): 106663392

約数和(自身を除く): 25369157

約数列:

[1, 5, 11, 55, 521, 2605, 2837, 5731, 14185, 28655, 31207, 156035, 1478077, 7390385, 16258847, 81294235]

約数ペア:

[(1, 81294235), (5, 16258847), (11, 7390385), (55, 1478077), (521, 156035), (2605, 31207), (2837, 28655), (5731, 14185)]