64681639

素因数分解:

${\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{7529}}^1$

素因数の和:7622

約数の個数: 12

約数和(自身を含む): 72107280

約数和(自身を除く): 7425641

約数列:

[1, 11, 71, 121, 781, 7529, 8591, 82819, 534559, 911009, 5880149, 64681639]

約数ペア:

[(1, 64681639), (11, 5880149), (71, 911009), (121, 534559), (781, 82819), (7529, 8591)]