80495439

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1\times {\mathrm{857}}^1$

素因数の和:1230

約数の個数: 16

約数和(自身を含む): 108725760

約数和(自身を除く): 28230321

約数列:

[1, 3, 131, 239, 393, 717, 857, 2571, 31309, 93927, 112267, 204823, 336801, 614469, 26831813, 80495439]

約数ペア:

[(1, 80495439), (3, 26831813), (131, 614469), (239, 336801), (393, 204823), (717, 112267), (857, 93927), (2571, 31309)]