855550521

素因数分解:

$3^2\times 7^1\times {\mathrm{827}}^1\times {\mathrm{16421}}^1$

素因数の和:17261

約数の個数: 24

約数和(自身を含む): 1414131264

約数和(自身を除く): 558580743

約数列:

[1, 3, 7, 9, 21, 63, 827, 2481, 5789, 7443, 16421, 17367, 49263, 52101, 114947, 147789, 344841, 1034523, 13580167, 40740501, 95061169, 122221503, 285183507, 855550521]

約数ペア:

[(1, 855550521), (3, 285183507), (7, 122221503), (9, 95061169), (21, 40740501), (63, 13580167), (827, 1034523), (2481, 344841), (5789, 147789), (7443, 114947), (16421, 52101), (17367, 49263)]