81712344

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{11863}}^1$

素因数の和:11920

約数の個数: 64

約数和(自身を含む): 239178240

約数和(自身を除く): 157465896

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 41, 42, 56, 82, 84, 123, 164, 168, 246, 287, 328, 492, 574, 861, 984, 1148, 1722, 2296, 3444, 6888, 11863, 23726, 35589, 47452, 71178, 83041, 94904, 142356, 166082, 249123, 284712, 332164, 486383, 498246, 664328, 972766, 996492, 1459149, 1945532, 1992984, 2918298, 3404681, 3891064, 5836596, 6809362, 10214043, 11673192, 13618724, 20428086, 27237448, 40856172, 81712344]

約数ペア:

[(1, 81712344), (2, 40856172), (3, 27237448), (4, 20428086), (6, 13618724), (7, 11673192), (8, 10214043), (12, 6809362), (14, 5836596), (21, 3891064), (24, 3404681), (28, 2918298), (41, 1992984), (42, 1945532), (56, 1459149), (82, 996492), (84, 972766), (123, 664328), (164, 498246), (168, 486383), (246, 332164), (287, 284712), (328, 249123), (492, 166082), (574, 142356), (861, 94904), (984, 83041), (1148, 71178), (1722, 47452), (2296, 35589), (3444, 23726), (6888, 11863)]