19560121839

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1\times {\mathrm{727}}^1$

素因数の和:1049

約数の個数: 64

約数和(自身を含む): 29940019200

約数和(自身を除く): 10379897361

約数列:

[1, 3, 9, 27, 67, 107, 139, 201, 321, 417, 603, 727, 963, 1251, 1809, 2181, 2889, 3753, 6543, 7169, 9313, 14873, 19629, 21507, 27939, 44619, 48709, 64521, 77789, 83817, 101053, 133857, 146127, 193563, 233367, 251451, 303159, 401571, 438381, 700101, 909477, 996491, 1315143, 2100303, 2728431, 2989473, 5211863, 6770551, 8968419, 10812671, 15635589, 20311653, 26905257, 32438013, 46906767, 60934959, 97314039, 140720301, 182804877, 291942117, 724448957, 2173346871, 6520040613, 19560121839]

約数ペア:

[(1, 19560121839), (3, 6520040613), (9, 2173346871), (27, 724448957), (67, 291942117), (107, 182804877), (139, 140720301), (201, 97314039), (321, 60934959), (417, 46906767), (603, 32438013), (727, 26905257), (963, 20311653), (1251, 15635589), (1809, 10812671), (2181, 8968419), (2889, 6770551), (3753, 5211863), (6543, 2989473), (7169, 2728431), (9313, 2100303), (14873, 1315143), (19629, 996491), (21507, 909477), (27939, 700101), (44619, 438381), (48709, 401571), (64521, 303159), (77789, 251451), (83817, 233367), (101053, 193563), (133857, 146127)]