2009889

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{523}}^1$

素因数の和:597

約数の個数: 24

約数和(自身を含む): 3378752

約数和(自身を除く): 1368863

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 523, 549, 1281, 1569, 3661, 3843, 4707, 10983, 31903, 32949, 95709, 223321, 287127, 669963, 2009889]

約数ペア:

[(1, 2009889), (3, 669963), (7, 287127), (9, 223321), (21, 95709), (61, 32949), (63, 31903), (183, 10983), (427, 4707), (523, 3843), (549, 3661), (1281, 1569)]