157787889

素因数分解:

$3^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1$

素因数の和:219

約数の個数: 64

約数和(自身を含む): 262656000

約数和(自身を除く): 104868111

約数列:

[1, 3, 7, 21, 23, 49, 59, 69, 113, 147, 161, 177, 339, 343, 413, 483, 791, 1029, 1127, 1239, 1357, 2373, 2599, 2891, 3381, 4071, 5537, 6667, 7797, 7889, 8673, 9499, 16611, 18193, 20001, 20237, 23667, 28497, 38759, 46669, 54579, 60711, 66493, 116277, 127351, 140007, 153341, 199479, 326683, 382053, 460023, 465451, 891457, 980049, 1073387, 1396353, 2286781, 2674371, 3220161, 6860343, 7513709, 22541127, 52595963, 157787889]

約数ペア:

[(1, 157787889), (3, 52595963), (7, 22541127), (21, 7513709), (23, 6860343), (49, 3220161), (59, 2674371), (69, 2286781), (113, 1396353), (147, 1073387), (161, 980049), (177, 891457), (339, 465451), (343, 460023), (413, 382053), (483, 326683), (791, 199479), (1029, 153341), (1127, 140007), (1239, 127351), (1357, 116277), (2373, 66493), (2599, 60711), (2891, 54579), (3381, 46669), (4071, 38759), (5537, 28497), (6667, 23667), (7797, 20237), (7889, 20001), (8673, 18193), (9499, 16611)]