28265271

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{10457}}^1$

素因数の和:10530

約数の個数: 16

約数和(自身を含む): 40660704

約数和(自身を除く): 12395433

約数列:

[1, 3, 17, 51, 53, 159, 901, 2703, 10457, 31371, 177769, 533307, 554221, 1662663, 9421757, 28265271]

約数ペア:

[(1, 28265271), (3, 9421757), (17, 1662663), (51, 554221), (53, 533307), (159, 177769), (901, 31371), (2703, 10457)]