205995783

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{12277}}^1$

素因数の和:12351

約数の個数: 32

約数和(自身を含む): 339462144

約数和(自身を除く): 133466361

約数列:

[1, 3, 7, 17, 21, 47, 51, 119, 141, 329, 357, 799, 987, 2397, 5593, 12277, 16779, 36831, 85939, 208709, 257817, 577019, 626127, 1460963, 1731057, 4039133, 4382889, 9809323, 12117399, 29427969, 68665261, 205995783]

約数ペア:

[(1, 205995783), (3, 68665261), (7, 29427969), (17, 12117399), (21, 9809323), (47, 4382889), (51, 4039133), (119, 1731057), (141, 1460963), (329, 626127), (357, 577019), (799, 257817), (987, 208709), (2397, 85939), (5593, 36831), (12277, 16779)]