257396513

素因数分解:

${\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{4919}}^1$

素因数の和:5068

約数の個数: 16

約数和(自身を含む): 289059840

約数和(自身を除く): 31663327

約数列:

[1, 11, 67, 71, 737, 781, 4757, 4919, 52327, 54109, 329573, 349249, 3625303, 3841739, 23399683, 257396513]

約数ペア:

[(1, 257396513), (11, 23399683), (67, 3841739), (71, 3625303), (737, 349249), (781, 329573), (4757, 54109), (4919, 52327)]