28148661

素因数分解:

$3^3\times {\mathrm{127}}^1\times {\mathrm{8209}}^1$

素因数の和:8345

約数の個数: 16

約数和(自身を含む): 42035200

約数和(自身を除く): 13886539

約数列:

[1, 3, 9, 27, 127, 381, 1143, 3429, 8209, 24627, 73881, 221643, 1042543, 3127629, 9382887, 28148661]

約数ペア:

[(1, 28148661), (3, 9382887), (9, 3127629), (27, 1042543), (127, 221643), (381, 73881), (1143, 24627), (3429, 8209)]