66756705

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{261791}}^1$

素因数の和:261816

約数の個数: 16

約数和(自身を含む): 113094144

約数和(自身を除く): 46337439

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 261791, 785373, 1308955, 3926865, 4450447, 13351341, 22252235, 66756705]

約数ペア:

[(1, 66756705), (3, 22252235), (5, 13351341), (15, 4450447), (17, 3926865), (51, 1308955), (85, 785373), (255, 261791)]