1248021

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{2719}}^1$

素因数の和:2745

約数の個数: 16

約数和(自身を含む): 1958400

約数和(自身を除く): 710379

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 2719, 8157, 24471, 46223, 73413, 138669, 416007, 1248021]

約数ペア:

[(1, 1248021), (3, 416007), (9, 138669), (17, 73413), (27, 46223), (51, 24471), (153, 8157), (459, 2719)]