28652121

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{44839}}^1$

素因数の和:44916

約数の個数: 12

約数和(自身を含む): 41970240

約数和(自身を除く): 13318119

約数列:

[1, 3, 9, 71, 213, 639, 44839, 134517, 403551, 3183569, 9550707, 28652121]

約数ペア:

[(1, 28652121), (3, 9550707), (9, 3183569), (71, 403551), (213, 134517), (639, 44839)]