131906488

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{75983}}^1$

素因数の和:76027

約数の個数: 32

約数和(自身を含む): 291778560

約数和(自身を除く): 159872072

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 75983, 151966, 303932, 531881, 607864, 1063762, 2127524, 2355473, 4255048, 4710946, 9421892, 16488311, 18843784, 32976622, 65953244, 131906488]

約数ペア:

[(1, 131906488), (2, 65953244), (4, 32976622), (7, 18843784), (8, 16488311), (14, 9421892), (28, 4710946), (31, 4255048), (56, 2355473), (62, 2127524), (124, 1063762), (217, 607864), (248, 531881), (434, 303932), (868, 151966), (1736, 75983)]