121959398

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{78079}}^1$

素因数の和:78163

約数の個数: 16

約数和(自身を含む): 202383360

約数和(自身を除く): 80423962

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 78079, 156158, 858869, 1717738, 5543609, 11087218, 60979699, 121959398]

約数ペア:

[(1, 121959398), (2, 60979699), (11, 11087218), (22, 5543609), (71, 1717738), (142, 858869), (781, 156158), (1562, 78079)]