2856789

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{2713}}^1$

素因数の和:2738

約数の個数: 20

約数和(自身を含む): 4597516

約数和(自身を除く): 1740727

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 2713, 8139, 24417, 35269, 73251, 105807, 219753, 317421, 952263, 2856789]

約数ペア:

[(1, 2856789), (3, 952263), (9, 317421), (13, 219753), (27, 105807), (39, 73251), (81, 35269), (117, 24417), (351, 8139), (1053, 2713)]