208078318

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1\times {\mathrm{1453}}^1$

素因数の和:1708

約数の個数: 32

約数和(自身を含む): 365570496

約数和(自身を除く): 157492178

約数列:

[1, 2, 7, 14, 53, 106, 193, 371, 386, 742, 1351, 1453, 2702, 2906, 10171, 10229, 20342, 20458, 71603, 77009, 143206, 154018, 280429, 539063, 560858, 1078126, 1963003, 3926006, 14862737, 29725474, 104039159, 208078318]

約数ペア:

[(1, 208078318), (2, 104039159), (7, 29725474), (14, 14862737), (53, 3926006), (106, 1963003), (193, 1078126), (371, 560858), (386, 539063), (742, 280429), (1351, 154018), (1453, 143206), (2702, 77009), (2906, 71603), (10171, 20458), (10229, 20342)]