28743141

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{80513}}^1$

素因数の和:80540

約数の個数: 16

約数和(自身を含む): 46376064

約数和(自身を除く): 17632923

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 80513, 241539, 563591, 1368721, 1690773, 4106163, 9581047, 28743141]

約数ペア:

[(1, 28743141), (3, 9581047), (7, 4106163), (17, 1690773), (21, 1368721), (51, 563591), (119, 241539), (357, 80513)]