51210243

素因数分解:

$3^2\times 7^3\times {\mathrm{53}}^1\times {\mathrm{313}}^1$

素因数の和:393

約数の個数: 48

約数和(自身を含む): 88171200

約数和(自身を除く): 36960957

約数列:

[1, 3, 7, 9, 21, 49, 53, 63, 147, 159, 313, 343, 371, 441, 477, 939, 1029, 1113, 2191, 2597, 2817, 3087, 3339, 6573, 7791, 15337, 16589, 18179, 19719, 23373, 46011, 49767, 54537, 107359, 116123, 138033, 149301, 163611, 322077, 348369, 812861, 966231, 1045107, 2438583, 5690027, 7315749, 17070081, 51210243]

約数ペア:

[(1, 51210243), (3, 17070081), (7, 7315749), (9, 5690027), (21, 2438583), (49, 1045107), (53, 966231), (63, 812861), (147, 348369), (159, 322077), (313, 163611), (343, 149301), (371, 138033), (441, 116123), (477, 107359), (939, 54537), (1029, 49767), (1113, 46011), (2191, 23373), (2597, 19719), (2817, 18179), (3087, 16589), (3339, 15337), (6573, 7791)]