28869471

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{2087}}^1$

素因数の和:2175

約数の個数: 24

約数和(自身を含む): 43973280

約数和(自身を除く): 15103809

約数列:

[1, 3, 9, 29, 53, 87, 159, 261, 477, 1537, 2087, 4611, 6261, 13833, 18783, 60523, 110611, 181569, 331833, 544707, 995499, 3207719, 9623157, 28869471]

約数ペア:

[(1, 28869471), (3, 9623157), (9, 3207719), (29, 995499), (53, 544707), (87, 331833), (159, 181569), (261, 110611), (477, 60523), (1537, 18783), (2087, 13833), (4611, 6261)]