15219205

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{997}}^1$

素因数の和:1116

約数の個数: 16

約数和(自身を含む): 18969984

約数和(自身を除く): 3750779

約数列:

[1, 5, 43, 71, 215, 355, 997, 3053, 4985, 15265, 42871, 70787, 214355, 353935, 3043841, 15219205]

約数ペア:

[(1, 15219205), (5, 3043841), (43, 353935), (71, 214355), (215, 70787), (355, 42871), (997, 15265), (3053, 4985)]