68877783

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{439}}^1$

素因数の和:613

約数の個数: 40

約数和(自身を含む): 111804000

約数和(自身を除く): 42926217

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 149, 351, 439, 447, 1053, 1317, 1341, 1937, 3951, 4023, 5707, 5811, 11853, 12069, 17121, 17433, 35559, 51363, 52299, 65411, 154089, 156897, 196233, 462267, 588699, 850343, 1766097, 2551029, 5298291, 7653087, 22959261, 68877783]

約数ペア:

[(1, 68877783), (3, 22959261), (9, 7653087), (13, 5298291), (27, 2551029), (39, 1766097), (81, 850343), (117, 588699), (149, 462267), (351, 196233), (439, 156897), (447, 154089), (1053, 65411), (1317, 52299), (1341, 51363), (1937, 35559), (3951, 17433), (4023, 17121), (5707, 12069), (5811, 11853)]