1620565492

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1609}}^1\times {\mathrm{2767}}^1$

素因数の和:4400

約数の個数: 48

約数和(自身を含む): 3493880320

約数和(自身を除く): 1873314828

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 1609, 2767, 3218, 5534, 6436, 11068, 11263, 19369, 20917, 22526, 35971, 38738, 41834, 45052, 71942, 77476, 83668, 143884, 146419, 251797, 292838, 503594, 585676, 1007188, 4452103, 8904206, 17808412, 31164721, 57877339, 62329442, 115754678, 124658884, 231509356, 405141373, 810282746, 1620565492]

約数ペア:

[(1, 1620565492), (2, 810282746), (4, 405141373), (7, 231509356), (13, 124658884), (14, 115754678), (26, 62329442), (28, 57877339), (52, 31164721), (91, 17808412), (182, 8904206), (364, 4452103), (1609, 1007188), (2767, 585676), (3218, 503594), (5534, 292838), (6436, 251797), (11068, 146419), (11263, 143884), (19369, 83668), (20917, 77476), (22526, 71942), (35971, 45052), (38738, 41834)]