131904752

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37991}}^1$

素因数の和:38037

約数の個数: 40

約数和(自身を含む): 301504512

約数和(自身を除く): 169599760

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 37991, 75982, 151964, 265937, 303928, 531874, 607856, 1063748, 1177721, 2127496, 2355442, 4254992, 4710884, 8244047, 9421768, 16488094, 18843536, 32976188, 65952376, 131904752]

約数ペア:

[(1, 131904752), (2, 65952376), (4, 32976188), (7, 18843536), (8, 16488094), (14, 9421768), (16, 8244047), (28, 4710884), (31, 4254992), (56, 2355442), (62, 2127496), (112, 1177721), (124, 1063748), (217, 607856), (248, 531874), (434, 303928), (496, 265937), (868, 151964), (1736, 75982), (3472, 37991)]