80678991

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{6619}}^1$

素因数の和:6878

約数の個数: 16

約数和(自身を含む): 114393600

約数和(自身を除く): 33714609

約数列:

[1, 3, 17, 51, 239, 717, 4063, 6619, 12189, 19857, 112523, 337569, 1581941, 4745823, 26892997, 80678991]

約数ペア:

[(1, 80678991), (3, 26892997), (17, 4745823), (51, 1581941), (239, 337569), (717, 112523), (4063, 19857), (6619, 12189)]