2982987

素因数分解:

$3^4\times 7^1\times {\mathrm{5261}}^1$

素因数の和:5280

約数の個数: 20

約数和(自身を含む): 5093616

約数和(自身を除く): 2110629

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 5261, 15783, 36827, 47349, 110481, 142047, 331443, 426141, 994329, 2982987]

約数ペア:

[(1, 2982987), (3, 994329), (7, 426141), (9, 331443), (21, 142047), (27, 110481), (63, 47349), (81, 36827), (189, 15783), (567, 5261)]