199633907

素因数分解:

${\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 248171616

約数和(自身を除く): 48537709

約数列:

[1, 11, 17, 37, 43, 61, 121, 187, 407, 473, 629, 671, 731, 1037, 1591, 2057, 2257, 2623, 4477, 5203, 6919, 7381, 8041, 11407, 17501, 24827, 27047, 28853, 38369, 44591, 76109, 88451, 97051, 125477, 192511, 273097, 297517, 317383, 422059, 490501, 1067561, 1649867, 3272687, 4642649, 5395511, 11743171, 18148537, 199633907]

約数ペア:

[(1, 199633907), (11, 18148537), (17, 11743171), (37, 5395511), (43, 4642649), (61, 3272687), (121, 1649867), (187, 1067561), (407, 490501), (473, 422059), (629, 317383), (671, 297517), (731, 273097), (1037, 192511), (1591, 125477), (2057, 97051), (2257, 88451), (2623, 76109), (4477, 44591), (5203, 38369), (6919, 28853), (7381, 27047), (8041, 24827), (11407, 17501)]