261570674

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{283}}^2$

素因数の和:662

約数の個数: 24

約数和(自身を含む): 416653632

約数和(自身を除く): 155082958

約数列:

[1, 2, 23, 46, 71, 142, 283, 566, 1633, 3266, 6509, 13018, 20093, 40186, 80089, 160178, 462139, 924278, 1842047, 3684094, 5686319, 11372638, 130785337, 261570674]

約数ペア:

[(1, 261570674), (2, 130785337), (23, 11372638), (46, 5686319), (71, 3684094), (142, 1842047), (283, 924278), (566, 462139), (1633, 160178), (3266, 80089), (6509, 40186), (13018, 20093)]