28713027

素因数分解:

$3^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{3343}}^1$

素因数の和:3762

約数の個数: 16

約数和(自身を含む): 43873280

約数和(自身を除く): 15160253

約数列:

[1, 3, 7, 21, 409, 1227, 2863, 3343, 8589, 10029, 23401, 70203, 1367287, 4101861, 9571009, 28713027]

約数ペア:

[(1, 28713027), (3, 9571009), (7, 4101861), (21, 1367287), (409, 70203), (1227, 23401), (2863, 10029), (3343, 8589)]