68388866

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{19777}}^1$

素因数の和:19818

約数の個数: 32

約数和(自身を含む): 132908160

約数和(自身を除く): 64519294

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 19777, 39554, 138439, 257101, 276878, 375763, 514202, 751526, 1799707, 2630341, 3599414, 4884919, 5260682, 9769838, 34194433, 68388866]

約数ペア:

[(1, 68388866), (2, 34194433), (7, 9769838), (13, 5260682), (14, 4884919), (19, 3599414), (26, 2630341), (38, 1799707), (91, 751526), (133, 514202), (182, 375763), (247, 276878), (266, 257101), (494, 138439), (1729, 39554), (3458, 19777)]