311944919

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{523}}^1$

素因数の和:687

約数の個数: 32

約数和(自身を含む): 379593984

約数和(自身を除く): 67649065

約数列:

[1, 11, 13, 43, 97, 143, 473, 523, 559, 1067, 1261, 4171, 5753, 6149, 6799, 13871, 22489, 45881, 50731, 54223, 74789, 247379, 292357, 558041, 596453, 659503, 2181433, 3215927, 7254533, 23995763, 28358629, 311944919]

約数ペア:

[(1, 311944919), (11, 28358629), (13, 23995763), (43, 7254533), (97, 3215927), (143, 2181433), (473, 659503), (523, 596453), (559, 558041), (1067, 292357), (1261, 247379), (4171, 74789), (5753, 54223), (6149, 50731), (6799, 45881), (13871, 22489)]