2564023

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:163

約数の個数: 24

約数和(自身を含む): 3348864

約数和(自身を除く): 784841

約数列:

[1, 7, 11, 49, 67, 71, 77, 469, 497, 539, 737, 781, 3283, 3479, 4757, 5159, 5467, 33299, 36113, 38269, 52327, 233093, 366289, 2564023]

約数ペア:

[(1, 2564023), (7, 366289), (11, 233093), (49, 52327), (67, 38269), (71, 36113), (77, 33299), (469, 5467), (497, 5159), (539, 4757), (737, 3479), (781, 3283)]