12689859

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:136

約数の個数: 64

約数和(自身を含む): 22708224

約数和(自身を除く): 10018365

約数列:

[1, 3, 7, 13, 21, 23, 39, 43, 47, 69, 91, 129, 141, 161, 273, 299, 301, 329, 483, 559, 611, 897, 903, 987, 989, 1081, 1677, 1833, 2021, 2093, 2967, 3243, 3913, 4277, 6063, 6279, 6923, 7567, 11739, 12831, 12857, 14053, 14147, 20769, 22701, 26273, 38571, 42159, 42441, 46483, 78819, 89999, 98371, 139449, 183911, 269997, 295113, 325381, 551733, 604279, 976143, 1812837, 4229953, 12689859]

約数ペア:

[(1, 12689859), (3, 4229953), (7, 1812837), (13, 976143), (21, 604279), (23, 551733), (39, 325381), (43, 295113), (47, 269997), (69, 183911), (91, 139449), (129, 98371), (141, 89999), (161, 78819), (273, 46483), (299, 42441), (301, 42159), (329, 38571), (483, 26273), (559, 22701), (611, 20769), (897, 14147), (903, 14053), (987, 12857), (989, 12831), (1081, 11739), (1677, 7567), (1833, 6923), (2021, 6279), (2093, 6063), (2967, 4277), (3243, 3913)]