2681991

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{283}}^1$

素因数の和:314

約数の個数: 28

約数和(自身を含む): 4345768

約数和(自身を除く): 1663777

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 283, 351, 729, 849, 1053, 2547, 3159, 3679, 7641, 9477, 11037, 22923, 33111, 68769, 99333, 206307, 297999, 893997, 2681991]

約数ペア:

[(1, 2681991), (3, 893997), (9, 297999), (13, 206307), (27, 99333), (39, 68769), (81, 33111), (117, 22923), (243, 11037), (283, 9477), (351, 7641), (729, 3679), (849, 3159), (1053, 2547)]