28666947

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{24439}}^1$

素因数の和:24482

約数の個数: 16

約数和(自身を含む): 42232320

約数和(自身を除く): 13565373

約数列:

[1, 3, 17, 23, 51, 69, 391, 1173, 24439, 73317, 415463, 562097, 1246389, 1686291, 9555649, 28666947]

約数ペア:

[(1, 28666947), (3, 9555649), (17, 1686291), (23, 1246389), (51, 562097), (69, 415463), (391, 73317), (1173, 24439)]