20125979523

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{1301}}^1$

素因数の和:1471

約数の個数: 96

約数和(自身を含む): 33440359680

約数和(自身を除く): 13314380157

約数列:

[1, 3, 9, 13, 27, 39, 59, 81, 83, 117, 177, 243, 249, 351, 531, 747, 767, 1053, 1079, 1301, 1593, 2241, 2301, 3159, 3237, 3903, 4779, 4897, 6723, 6903, 9711, 11709, 14337, 14691, 16913, 20169, 20709, 29133, 35127, 44073, 50739, 62127, 63661, 76759, 87399, 105381, 107983, 132219, 152217, 186381, 190983, 230277, 262197, 316143, 323949, 396657, 456651, 572949, 690831, 971847, 997867, 1189971, 1369953, 1403779, 1718847, 2072493, 2915541, 2993601, 4109859, 4211337, 5156541, 6217479, 6370997, 8746623, 8980803, 12634011, 15469623, 18652437, 19112991, 26239869, 26942409, 37902033, 57338973, 80827227, 82822961, 113706099, 172016919, 242481681, 248468883, 341118297, 516050757, 745406649, 1548152271, 2236219947, 6708659841, 20125979523]

約数ペア:

[(1, 20125979523), (3, 6708659841), (9, 2236219947), (13, 1548152271), (27, 745406649), (39, 516050757), (59, 341118297), (81, 248468883), (83, 242481681), (117, 172016919), (177, 113706099), (243, 82822961), (249, 80827227), (351, 57338973), (531, 37902033), (747, 26942409), (767, 26239869), (1053, 19112991), (1079, 18652437), (1301, 15469623), (1593, 12634011), (2241, 8980803), (2301, 8746623), (3159, 6370997), (3237, 6217479), (3903, 5156541), (4779, 4211337), (4897, 4109859), (6723, 2993601), (6903, 2915541), (9711, 2072493), (11709, 1718847), (14337, 1403779), (14691, 1369953), (16913, 1189971), (20169, 997867), (20709, 971847), (29133, 690831), (35127, 572949), (44073, 456651), (50739, 396657), (62127, 323949), (63661, 316143), (76759, 262197), (87399, 230277), (105381, 190983), (107983, 186381), (132219, 152217)]