84890795

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{21739}}^1$

素因数の和:21826

約数の個数: 16

約数和(自身を含む): 112700160

約数和(自身を除く): 27809365

約数列:

[1, 5, 11, 55, 71, 355, 781, 3905, 21739, 108695, 239129, 1195645, 1543469, 7717345, 16978159, 84890795]

約数ペア:

[(1, 84890795), (5, 16978159), (11, 7717345), (55, 1543469), (71, 1195645), (355, 239129), (781, 108695), (3905, 21739)]