201866021

素因数分解:

$7^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1\times {\mathrm{1409}}^1$

素因数の和:1724

約数の個数: 16

約数和(自身を含む): 234353280

約数和(自身を除く): 32487259

約数列:

[1, 7, 97, 211, 679, 1409, 1477, 9863, 20467, 136673, 143269, 297299, 956711, 2081093, 28838003, 201866021]

約数ペア:

[(1, 201866021), (7, 28838003), (97, 2081093), (211, 956711), (679, 297299), (1409, 143269), (1477, 136673), (9863, 20467)]