128911551

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{521}}^1\times {\mathrm{1231}}^1$

素因数の和:1822

約数の個数: 16

約数和(自身を含む): 174924288

約数和(自身を除く): 46012737

約数列:

[1, 3, 67, 201, 521, 1231, 1563, 3693, 34907, 82477, 104721, 247431, 641351, 1924053, 42970517, 128911551]

約数ペア:

[(1, 128911551), (3, 42970517), (67, 1924053), (201, 641351), (521, 247431), (1231, 104721), (1563, 82477), (3693, 34907)]