2606978

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1669}}^1$

素因数の和:1753

約数の個数: 16

約数和(自身を含む): 4328640

約数和(自身を除く): 1721662

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 1669, 3338, 18359, 36718, 118499, 236998, 1303489, 2606978]

約数ペア:

[(1, 2606978), (2, 1303489), (11, 236998), (22, 118499), (71, 36718), (142, 18359), (781, 3338), (1562, 1669)]