2003978821

素因数分解:

${\mathrm{13}}^1\times {\mathrm{6857}}^1\times {\mathrm{22481}}^1$

素因数の和:29351

約数の個数: 8

約数和(自身を含む): 2158541784

約数和(自身を除く): 154562963

約数列:

[1, 13, 6857, 22481, 89141, 292253, 154152217, 2003978821]

約数ペア:

[(1, 2003978821), (13, 154152217), (6857, 292253), (22481, 89141)]