22001551

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:303

約数の個数: 24

約数和(自身を含む): 26544672

約数和(自身を除く): 4543121

約数列:

[1, 11, 13, 71, 121, 143, 197, 781, 923, 1573, 2167, 2561, 8591, 10153, 13987, 23837, 28171, 111683, 153857, 181831, 309881, 1692427, 2000141, 22001551]

約数ペア:

[(1, 22001551), (11, 2000141), (13, 1692427), (71, 309881), (121, 181831), (143, 153857), (197, 111683), (781, 28171), (923, 23837), (1573, 13987), (2167, 10153), (2561, 8591)]