25742678

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{9803}}^1$

素因数の和:9919

約数の個数: 16

約数和(自身を含む): 42000336

約数和(自身を除く): 16257658

約数列:

[1, 2, 13, 26, 101, 202, 1313, 2626, 9803, 19606, 127439, 254878, 990103, 1980206, 12871339, 25742678]

約数ペア:

[(1, 25742678), (2, 12871339), (13, 1980206), (26, 990103), (101, 254878), (202, 127439), (1313, 19606), (2626, 9803)]