156905891721

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{449}}^1\times {\mathrm{1657}}^1$

素因数の和:2295

約数の個数: 64

約数和(自身を含む): 238513248000

約数和(自身を除く): 81607356279

約数列:

[1, 3, 9, 27, 73, 107, 219, 321, 449, 657, 963, 1347, 1657, 1971, 2889, 4041, 4971, 7811, 12123, 14913, 23433, 32777, 44739, 48043, 70299, 98331, 120961, 144129, 177299, 210897, 294993, 362883, 432387, 531897, 743993, 884979, 1088649, 1297161, 1595691, 2231979, 3265947, 3507139, 4787073, 6695937, 10521417, 12942827, 20087811, 31564251, 38828481, 54311489, 79607251, 94692753, 116485443, 162934467, 238821753, 349456329, 488803401, 716465259, 1466410203, 2149395777, 5811329323, 17433987969, 52301963907, 156905891721]

約数ペア:

[(1, 156905891721), (3, 52301963907), (9, 17433987969), (27, 5811329323), (73, 2149395777), (107, 1466410203), (219, 716465259), (321, 488803401), (449, 349456329), (657, 238821753), (963, 162934467), (1347, 116485443), (1657, 94692753), (1971, 79607251), (2889, 54311489), (4041, 38828481), (4971, 31564251), (7811, 20087811), (12123, 12942827), (14913, 10521417), (23433, 6695937), (32777, 4787073), (44739, 3507139), (48043, 3265947), (70299, 2231979), (98331, 1595691), (120961, 1297161), (144129, 1088649), (177299, 884979), (210897, 743993), (294993, 531897), (362883, 432387)]