208065571

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{6863}}^1$

素因数の和:7002

約数の個数: 16

約数和(自身を含む): 245127168

約数和(自身を除く): 37061597

約数列:

[1, 7, 61, 71, 427, 497, 4331, 6863, 30317, 48041, 418643, 487273, 2930501, 3410911, 29723653, 208065571]

約数ペア:

[(1, 208065571), (7, 29723653), (61, 3410911), (71, 2930501), (427, 487273), (497, 418643), (4331, 48041), (6863, 30317)]