2180996871

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{487}}^1\times {\mathrm{78569}}^1$

素因数の和:79078

約数の個数: 16

約数和(自身を含む): 3067372800

約数和(自身を除く): 886375929

約数列:

[1, 3, 19, 57, 487, 1461, 9253, 27759, 78569, 235707, 1492811, 4478433, 38263103, 114789309, 726998957, 2180996871]

約数ペア:

[(1, 2180996871), (3, 726998957), (19, 114789309), (57, 38263103), (487, 4478433), (1461, 1492811), (9253, 235707), (27759, 78569)]