90728351

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{59729}}^1$

素因数の和:59774

約数の個数: 12

約数和(自身を含む): 108947520

約数和(自身を除く): 18219169

約数列:

[1, 7, 31, 49, 217, 1519, 59729, 418103, 1851599, 2926721, 12961193, 90728351]

約数ペア:

[(1, 90728351), (7, 12961193), (31, 2926721), (49, 1851599), (217, 418103), (1519, 59729)]