81724272

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{243227}}^1$

素因数の和:243245

約数の個数: 40

約数和(自身を含む): 241282176

約数和(自身を除く): 159557904

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 243227, 486454, 729681, 972908, 1459362, 1702589, 1945816, 2918724, 3405178, 3891632, 5107767, 5837448, 6810356, 10215534, 11674896, 13620712, 20431068, 27241424, 40862136, 81724272]

約数ペア:

[(1, 81724272), (2, 40862136), (3, 27241424), (4, 20431068), (6, 13620712), (7, 11674896), (8, 10215534), (12, 6810356), (14, 5837448), (16, 5107767), (21, 3891632), (24, 3405178), (28, 2918724), (42, 1945816), (48, 1702589), (56, 1459362), (84, 972908), (112, 729681), (168, 486454), (336, 243227)]