20170520901

素因数分解:

$3^2\times {\mathrm{163}}^1\times {\mathrm{13749503}}^1$

素因数の和:13749672

約数の個数: 12

約数和(自身を含む): 29313942528

約数和(自身を除く): 9143421627

約数列:

[1, 3, 9, 163, 489, 1467, 13749503, 41248509, 123745527, 2241168989, 6723506967, 20170520901]

約数ペア:

[(1, 20170520901), (3, 6723506967), (9, 2241168989), (163, 123745527), (489, 41248509), (1467, 13749503)]