28267209

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{184753}}^1$

素因数の和:184776

約数の個数: 12

約数和(自身を含む): 43232436

約数和(自身を除く): 14965227

約数列:

[1, 3, 9, 17, 51, 153, 184753, 554259, 1662777, 3140801, 9422403, 28267209]

約数ペア:

[(1, 28267209), (3, 9422403), (9, 3140801), (17, 1662777), (51, 554259), (153, 184753)]