7881783

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{28871}}^1$

素因数の和:28894

約数の個数: 16

約数和(自身を含む): 12934656

約数和(自身を除く): 5052873

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 28871, 86613, 202097, 375323, 606291, 1125969, 2627261, 7881783]

約数ペア:

[(1, 7881783), (3, 2627261), (7, 1125969), (13, 606291), (21, 375323), (39, 202097), (91, 86613), (273, 28871)]