2571507

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{599}}^1$

素因数の和:664

約数の個数: 20

約数和(自身を含む): 3920400

約数和(自身を除く): 1348893

約数列:

[1, 3, 9, 27, 53, 81, 159, 477, 599, 1431, 1797, 4293, 5391, 16173, 31747, 48519, 95241, 285723, 857169, 2571507]

約数ペア:

[(1, 2571507), (3, 857169), (9, 285723), (27, 95241), (53, 48519), (81, 31747), (159, 16173), (477, 5391), (599, 4293), (1431, 1797)]