81669809

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{4657}}^1$

素因数の和:4760

約数の個数: 16

約数和(自身を含む): 93905280

約数和(自身を除く): 12235471

約数列:

[1, 13, 19, 71, 247, 923, 1349, 4657, 17537, 60541, 88483, 330647, 1150279, 4298411, 6282293, 81669809]

約数ペア:

[(1, 81669809), (13, 6282293), (19, 4298411), (71, 1150279), (247, 330647), (923, 88483), (1349, 60541), (4657, 17537)]