259413987

素因数分解:

$3^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1$

素因数の和:257

約数の個数: 64

約数和(自身を含む): 429004800

約数和(自身を除く): 169590813

約数列:

[1, 3, 7, 21, 23, 49, 69, 97, 113, 147, 161, 291, 339, 343, 483, 679, 791, 1029, 1127, 2037, 2231, 2373, 2599, 3381, 4753, 5537, 6693, 7797, 7889, 10961, 14259, 15617, 16611, 18193, 23667, 32883, 33271, 38759, 46851, 54579, 76727, 99813, 109319, 116277, 127351, 230181, 252103, 327957, 382053, 537089, 756309, 765233, 891457, 1611267, 1764721, 2295699, 2674371, 3759623, 5294163, 11278869, 12353047, 37059141, 86471329, 259413987]

約数ペア:

[(1, 259413987), (3, 86471329), (7, 37059141), (21, 12353047), (23, 11278869), (49, 5294163), (69, 3759623), (97, 2674371), (113, 2295699), (147, 1764721), (161, 1611267), (291, 891457), (339, 765233), (343, 756309), (483, 537089), (679, 382053), (791, 327957), (1029, 252103), (1127, 230181), (2037, 127351), (2231, 116277), (2373, 109319), (2599, 99813), (3381, 76727), (4753, 54579), (5537, 46851), (6693, 38759), (7797, 33271), (7889, 32883), (10961, 23667), (14259, 18193), (15617, 16611)]