28496006

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:225

約数の個数: 64

約数和(自身を含む): 56623104

約数和(自身を除く): 28127098

約数列:

[1, 2, 7, 11, 14, 22, 31, 47, 62, 77, 94, 127, 154, 217, 254, 329, 341, 434, 517, 658, 682, 889, 1034, 1397, 1457, 1778, 2387, 2794, 2914, 3619, 3937, 4774, 5969, 7238, 7874, 9779, 10199, 11938, 16027, 19558, 20398, 27559, 32054, 41783, 43307, 55118, 65659, 83566, 86614, 112189, 131318, 185039, 224378, 303149, 370078, 459613, 606298, 919226, 1295273, 2035429, 2590546, 4070858, 14248003, 28496006]

約数ペア:

[(1, 28496006), (2, 14248003), (7, 4070858), (11, 2590546), (14, 2035429), (22, 1295273), (31, 919226), (47, 606298), (62, 459613), (77, 370078), (94, 303149), (127, 224378), (154, 185039), (217, 131318), (254, 112189), (329, 86614), (341, 83566), (434, 65659), (517, 55118), (658, 43307), (682, 41783), (889, 32054), (1034, 27559), (1397, 20398), (1457, 19558), (1778, 16027), (2387, 11938), (2794, 10199), (2914, 9779), (3619, 7874), (3937, 7238), (4774, 5969)]