126686721

素因数分解:

$3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{28591}}^1$

素因数の和:28812

約数の個数: 16

約数和(自身を含む): 193968128

約数和(自身を除く): 67281407

約数列:

[1, 3, 7, 21, 211, 633, 1477, 4431, 28591, 85773, 200137, 600411, 6032701, 18098103, 42228907, 126686721]

約数ペア:

[(1, 126686721), (3, 42228907), (7, 18098103), (21, 6032701), (211, 600411), (633, 200137), (1477, 85773), (4431, 28591)]