13138263

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1997}}^1$

素因数の和:2063

約数の個数: 24

約数和(自身を含む): 20571408

約数和(自身を除く): 7433145

約数列:

[1, 3, 9, 17, 43, 51, 129, 153, 387, 731, 1997, 2193, 5991, 6579, 17973, 33949, 85871, 101847, 257613, 305541, 772839, 1459807, 4379421, 13138263]

約数ペア:

[(1, 13138263), (3, 4379421), (9, 1459807), (17, 772839), (43, 305541), (51, 257613), (129, 101847), (153, 85871), (387, 33949), (731, 17973), (1997, 6579), (2193, 5991)]