12821259

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1$

素因数の和:279

約数の個数: 32

約数和(自身を含む): 19611648

約数和(自身を除く): 6790389

約数列:

[1, 3, 11, 31, 33, 83, 93, 151, 249, 341, 453, 913, 1023, 1661, 2573, 2739, 4681, 4983, 7719, 12533, 14043, 28303, 37599, 51491, 84909, 137863, 154473, 388523, 413589, 1165569, 4273753, 12821259]

約数ペア:

[(1, 12821259), (3, 4273753), (11, 1165569), (31, 413589), (33, 388523), (83, 154473), (93, 137863), (151, 84909), (249, 51491), (341, 37599), (453, 28303), (913, 14043), (1023, 12533), (1661, 7719), (2573, 4983), (2739, 4681)]