78449121

素因数分解:

$3^3\times {\mathrm{239}}^1\times {\mathrm{12157}}^1$

素因数の和:12405

約数の個数: 16

約数和(自身を含む): 116716800

約数和(自身を除く): 38267679

約数列:

[1, 3, 9, 27, 239, 717, 2151, 6453, 12157, 36471, 109413, 328239, 2905523, 8716569, 26149707, 78449121]

約数ペア:

[(1, 78449121), (3, 26149707), (9, 8716569), (27, 2905523), (239, 328239), (717, 109413), (2151, 36471), (6453, 12157)]