28520703

素因数分解:

$3^2\times {\mathrm{1667}}^1\times {\mathrm{1901}}^1$

素因数の和:3574

約数の個数: 12

約数和(自身を含む): 41242968

約数和(自身を除く): 12722265

約数列:

[1, 3, 9, 1667, 1901, 5001, 5703, 15003, 17109, 3168967, 9506901, 28520703]

約数ペア:

[(1, 28520703), (3, 9506901), (9, 3168967), (1667, 17109), (1901, 15003), (5001, 5703)]