2851839

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{599}}^1$

素因数の和:651

約数の個数: 18

約数和(自身を含む): 4313400

約数和(自身を除く): 1461561

約数列:

[1, 3, 9, 23, 69, 207, 529, 599, 1587, 1797, 4761, 5391, 13777, 41331, 123993, 316871, 950613, 2851839]

約数ペア:

[(1, 2851839), (3, 950613), (9, 316871), (23, 123993), (69, 41331), (207, 13777), (529, 5391), (599, 4761), (1587, 1797)]