2740698909

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{136987}}^1$

素因数の和:137031

約数の個数: 40

約数和(自身を含む): 4641153440

約数和(自身を除く): 1900454531

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 81, 117, 171, 247, 351, 513, 741, 1053, 1539, 2223, 6669, 20007, 136987, 410961, 1232883, 1780831, 2602753, 3698649, 5342493, 7808259, 11095947, 16027479, 23424777, 33835789, 48082437, 70274331, 101507367, 144247311, 210822993, 304522101, 913566303, 2740698909]

約数ペア:

[(1, 2740698909), (3, 913566303), (9, 304522101), (13, 210822993), (19, 144247311), (27, 101507367), (39, 70274331), (57, 48082437), (81, 33835789), (117, 23424777), (171, 16027479), (247, 11095947), (351, 7808259), (513, 5342493), (741, 3698649), (1053, 2602753), (1539, 1780831), (2223, 1232883), (6669, 410961), (20007, 136987)]