2720282721

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{651877}}^1$

素因数の和:652000

約数の個数: 16

約数和(自身を含む): 3942558144

約数和(自身を除く): 1222275423

約数列:

[1, 3, 13, 39, 107, 321, 1391, 4173, 651877, 1955631, 8474401, 25423203, 69750839, 209252517, 906760907, 2720282721]

約数ペア:

[(1, 2720282721), (3, 906760907), (13, 209252517), (39, 69750839), (107, 25423203), (321, 8474401), (1391, 1955631), (4173, 651877)]