28573666

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{1663}}^1$

素因数の和:1758

約数の個数: 24

約数和(自身を含む): 47803392

約数和(自身を除く): 19229726

約数列:

[1, 2, 11, 22, 71, 121, 142, 242, 781, 1562, 1663, 3326, 8591, 17182, 18293, 36586, 118073, 201223, 236146, 402446, 1298803, 2597606, 14286833, 28573666]

約数ペア:

[(1, 28573666), (2, 14286833), (11, 2597606), (22, 1298803), (71, 402446), (121, 236146), (142, 201223), (242, 118073), (781, 36586), (1562, 18293), (1663, 17182), (3326, 8591)]