208435513

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{487}}^1$

素因数の和:625

約数の個数: 32

約数和(自身を含む): 254806272

約数和(自身を除く): 46370759

約数列:

[1, 11, 13, 41, 73, 143, 451, 487, 533, 803, 949, 2993, 5357, 5863, 6331, 10439, 19967, 32923, 35551, 38909, 69641, 219637, 259571, 391061, 427999, 462163, 1457591, 2855281, 5083793, 16033501, 18948683, 208435513]

約数ペア:

[(1, 208435513), (11, 18948683), (13, 16033501), (41, 5083793), (73, 2855281), (143, 1457591), (451, 462163), (487, 427999), (533, 391061), (803, 259571), (949, 219637), (2993, 69641), (5357, 38909), (5863, 35551), (6331, 32923), (10439, 19967)]