1169721

素因数分解:

$3^4\times 7^1\times {\mathrm{2063}}^1$

素因数の和:2082

約数の個数: 20

約数和(自身を含む): 1997952

約数和(自身を除く): 828231

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 2063, 6189, 14441, 18567, 43323, 55701, 129969, 167103, 389907, 1169721]

約数ペア:

[(1, 1169721), (3, 389907), (7, 167103), (9, 129969), (21, 55701), (27, 43323), (63, 18567), (81, 14441), (189, 6189), (567, 2063)]