51080913

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{1319}}^1$

素因数の和:1669

約数の個数: 24

約数和(自身を含む): 79759680

約数和(自身を除く): 28678767

約数列:

[1, 3, 9, 13, 39, 117, 331, 993, 1319, 2979, 3957, 4303, 11871, 12909, 17147, 38727, 51441, 154323, 436589, 1309767, 3929301, 5675657, 17026971, 51080913]

約数ペア:

[(1, 51080913), (3, 17026971), (9, 5675657), (13, 3929301), (39, 1309767), (117, 436589), (331, 154323), (993, 51441), (1319, 38727), (2979, 17147), (3957, 12909), (4303, 11871)]