1275880001

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{129887}}^1$

素因数の和:129964

約数の個数: 16

約数和(自身を含む): 1496309760

約数和(自身を除く): 220429759

約数列:

[1, 11, 19, 47, 209, 517, 893, 9823, 129887, 1428757, 2467853, 6104689, 27146383, 67151579, 115989091, 1275880001]

約数ペア:

[(1, 1275880001), (11, 115989091), (19, 67151579), (47, 27146383), (209, 6104689), (517, 2467853), (893, 1428757), (9823, 129887)]