2642866

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{389}}^1$

素因数の和:513

約数の個数: 16

約数和(自身を含む): 4118400

約数和(自身を除く): 1475534

約数列:

[1, 2, 43, 79, 86, 158, 389, 778, 3397, 6794, 16727, 30731, 33454, 61462, 1321433, 2642866]

約数ペア:

[(1, 2642866), (2, 1321433), (43, 61462), (79, 33454), (86, 30731), (158, 16727), (389, 6794), (778, 3397)]