26800015

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{6863}}^1$

素因数の和:6950

約数の個数: 16

約数和(自身を含む): 35582976

約数和(自身を除く): 8782961

約数列:

[1, 5, 11, 55, 71, 355, 781, 3905, 6863, 34315, 75493, 377465, 487273, 2436365, 5360003, 26800015]

約数ペア:

[(1, 26800015), (5, 5360003), (11, 2436365), (55, 487273), (71, 377465), (355, 75493), (781, 34315), (3905, 6863)]