78257691

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{40823}}^1$

素因数の和:40903

約数の個数: 16

約数和(自身を含む): 117573120

約数和(自身を除く): 39315429

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 40823, 122469, 367407, 1102221, 2898433, 8695299, 26085897, 78257691]

約数ペア:

[(1, 78257691), (3, 26085897), (9, 8695299), (27, 2898433), (71, 1102221), (213, 367407), (639, 122469), (1917, 40823)]