16217465

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4153}}^1$

素因数の和:4240

約数の個数: 16

約数和(自身を含む): 21534336

約数和(自身を除く): 5316871

約数列:

[1, 5, 11, 55, 71, 355, 781, 3905, 4153, 20765, 45683, 228415, 294863, 1474315, 3243493, 16217465]

約数ペア:

[(1, 16217465), (5, 3243493), (11, 1474315), (55, 294863), (71, 228415), (355, 45683), (781, 20765), (3905, 4153)]