201998220111

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{1181276141}}^1$

素因数の和:1181276166

約数の個数: 12

約数和(自身を含む): 307131796920

約数和(自身を除く): 105133576809

約数列:

[1, 3, 9, 19, 57, 171, 1181276141, 3543828423, 10631485269, 22444246679, 67332740037, 201998220111]

約数ペア:

[(1, 201998220111), (3, 67332740037), (9, 22444246679), (19, 10631485269), (57, 3543828423), (171, 1181276141)]