28743909

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{1367}}^1$

素因数の和:1576

約数の個数: 16

約数和(自身を含む): 39485952

約数和(自身を除く): 10742043

約数列:

[1, 3, 43, 129, 163, 489, 1367, 4101, 7009, 21027, 58781, 176343, 222821, 668463, 9581303, 28743909]

約数ペア:

[(1, 28743909), (3, 9581303), (43, 668463), (129, 222821), (163, 176343), (489, 58781), (1367, 21027), (4101, 7009)]