340881716

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1\times {\mathrm{373}}^1$

素因数の和:768

約数の個数: 48

約数和(自身を含む): 691654656

約数和(自身を除く): 350772940

約数列:

[1, 2, 4, 7, 14, 28, 127, 254, 257, 373, 508, 514, 746, 889, 1028, 1492, 1778, 1799, 2611, 3556, 3598, 5222, 7196, 10444, 32639, 47371, 65278, 94742, 95861, 130556, 189484, 191722, 228473, 331597, 383444, 456946, 663194, 671027, 913892, 1326388, 1342054, 2684108, 12174347, 24348694, 48697388, 85220429, 170440858, 340881716]

約数ペア:

[(1, 340881716), (2, 170440858), (4, 85220429), (7, 48697388), (14, 24348694), (28, 12174347), (127, 2684108), (254, 1342054), (257, 1326388), (373, 913892), (508, 671027), (514, 663194), (746, 456946), (889, 383444), (1028, 331597), (1492, 228473), (1778, 191722), (1799, 189484), (2611, 130556), (3556, 95861), (3598, 94742), (5222, 65278), (7196, 47371), (10444, 32639)]