13342161

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1$

素因数の和:334

約数の個数: 48

約数和(自身を含む): 23146560

約数和(自身を除く): 9804399

約数列:

[1, 3, 7, 17, 19, 21, 49, 51, 57, 119, 133, 147, 281, 323, 357, 399, 833, 843, 931, 969, 1967, 2261, 2499, 2793, 4777, 5339, 5901, 6783, 13769, 14331, 15827, 16017, 33439, 37373, 41307, 47481, 90763, 100317, 112119, 234073, 261611, 272289, 635341, 702219, 784833, 1906023, 4447387, 13342161]

約数ペア:

[(1, 13342161), (3, 4447387), (7, 1906023), (17, 784833), (19, 702219), (21, 635341), (49, 272289), (51, 261611), (57, 234073), (119, 112119), (133, 100317), (147, 90763), (281, 47481), (323, 41307), (357, 37373), (399, 33439), (833, 16017), (843, 15827), (931, 14331), (969, 13769), (1967, 6783), (2261, 5901), (2499, 5339), (2793, 4777)]