13421391

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{5743}}^1$

素因数の和:5806

約数の個数: 16

約数和(自身を含む): 19299840

約数和(自身を除く): 5878449

約数列:

[1, 3, 19, 41, 57, 123, 779, 2337, 5743, 17229, 109117, 235463, 327351, 706389, 4473797, 13421391]

約数ペア:

[(1, 13421391), (3, 4473797), (19, 706389), (41, 327351), (57, 235463), (123, 109117), (779, 17229), (2337, 5743)]