51037857

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2551}}^1$

素因数の和:2595

約数の個数: 40

約数和(自身を含む): 86461760

約数和(自身を除く): 35423903

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 81, 117, 171, 247, 351, 513, 741, 1053, 1539, 2223, 2551, 6669, 7653, 20007, 22959, 33163, 48469, 68877, 99489, 145407, 206631, 298467, 436221, 630097, 895401, 1308663, 1890291, 2686203, 3925989, 5670873, 17012619, 51037857]

約数ペア:

[(1, 51037857), (3, 17012619), (9, 5670873), (13, 3925989), (19, 2686203), (27, 1890291), (39, 1308663), (57, 895401), (81, 630097), (117, 436221), (171, 298467), (247, 206631), (351, 145407), (513, 99489), (741, 68877), (1053, 48469), (1539, 33163), (2223, 22959), (2551, 20007), (6669, 7653)]