28557549

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{14897}}^1$

素因数の和:14977

約数の個数: 16

約数和(自身を含む): 42906240

約数和(自身を除く): 14348691

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 14897, 44691, 134073, 402219, 1057687, 3173061, 9519183, 28557549]

約数ペア:

[(1, 28557549), (3, 9519183), (9, 3173061), (27, 1057687), (71, 402219), (213, 134073), (639, 44691), (1917, 14897)]