78456339

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1217}}^1$

素因数の和:1284

約数の個数: 48

約数和(自身を含む): 133005600

約数和(自身を除く): 54549261

約数列:

[1, 3, 9, 13, 19, 29, 39, 57, 87, 117, 171, 247, 261, 377, 551, 741, 1131, 1217, 1653, 2223, 3393, 3651, 4959, 7163, 10953, 15821, 21489, 23123, 35293, 47463, 64467, 69369, 105879, 142389, 208107, 300599, 317637, 458809, 670567, 901797, 1376427, 2011701, 2705391, 4129281, 6035103, 8717371, 26152113, 78456339]

約数ペア:

[(1, 78456339), (3, 26152113), (9, 8717371), (13, 6035103), (19, 4129281), (29, 2705391), (39, 2011701), (57, 1376427), (87, 901797), (117, 670567), (171, 458809), (247, 317637), (261, 300599), (377, 208107), (551, 142389), (741, 105879), (1131, 69369), (1217, 64467), (1653, 47463), (2223, 35293), (3393, 23123), (3651, 21489), (4959, 15821), (7163, 10953)]