80985705

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{317591}}^1$

素因数の和:317616

約数の個数: 16

約数和(自身を含む): 137199744

約数和(自身を除く): 56214039

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 317591, 952773, 1587955, 4763865, 5399047, 16197141, 26995235, 80985705]

約数ペア:

[(1, 80985705), (3, 26995235), (5, 16197141), (15, 5399047), (17, 4763865), (51, 1587955), (85, 952773), (255, 317591)]