12689787

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:251

約数の個数: 32

約数和(自身を含む): 19305216

約数和(自身を除く): 6615429

約数列:

[1, 3, 11, 33, 41, 83, 113, 123, 249, 339, 451, 913, 1243, 1353, 2739, 3403, 3729, 4633, 9379, 10209, 13899, 28137, 37433, 50963, 103169, 112299, 152889, 309507, 384539, 1153617, 4229929, 12689787]

約数ペア:

[(1, 12689787), (3, 4229929), (11, 1153617), (33, 384539), (41, 309507), (83, 152889), (113, 112299), (123, 103169), (249, 50963), (339, 37433), (451, 28137), (913, 13899), (1243, 10209), (1353, 9379), (2739, 4633), (3403, 3729)]