156921268

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{136691}}^1$

素因数の和:136743

約数の個数: 24

約数和(自身を含む): 321499584

約数和(自身を除く): 164578316

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 136691, 273382, 546764, 956837, 1913674, 3827348, 5604331, 11208662, 22417324, 39230317, 78460634, 156921268]

約数ペア:

[(1, 156921268), (2, 78460634), (4, 39230317), (7, 22417324), (14, 11208662), (28, 5604331), (41, 3827348), (82, 1913674), (164, 956837), (287, 546764), (574, 273382), (1148, 136691)]