208738201

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{27791}}^1$

素因数の和:27864

約数の個数: 16

約数和(自身を含む): 253463040

約数和(自身を除く): 44724839

約数列:

[1, 7, 29, 37, 203, 259, 1073, 7511, 27791, 194537, 805939, 1028267, 5641573, 7197869, 29819743, 208738201]

約数ペア:

[(1, 208738201), (7, 29819743), (29, 7197869), (37, 5641573), (203, 1028267), (259, 805939), (1073, 194537), (7511, 27791)]