28374921

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{61819}}^1$

素因数の和:61845

約数の個数: 16

約数和(自身を含む): 44510400

約数和(自身を除く): 16135479

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 61819, 185457, 556371, 1050923, 1669113, 3152769, 9458307, 28374921]

約数ペア:

[(1, 28374921), (3, 9458307), (9, 3152769), (17, 1669113), (27, 1050923), (51, 556371), (153, 185457), (459, 61819)]