28017951

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37811}}^1$

素因数の和:37846

約数の個数: 16

約数和(自身を含む): 42349440

約数和(自身を除く): 14331489

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 37811, 113433, 491543, 718409, 1474629, 2155227, 9339317, 28017951]

約数ペア:

[(1, 28017951), (3, 9339317), (13, 2155227), (19, 1474629), (39, 718409), (57, 491543), (247, 113433), (741, 37811)]