51687258

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{487}}^1$

素因数の和:544

約数の個数: 72

約数和(自身を含む): 127174752

約数和(自身を除く): 75487494

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 49, 57, 98, 114, 133, 147, 266, 294, 361, 399, 487, 722, 798, 931, 974, 1083, 1461, 1862, 2166, 2527, 2793, 2922, 3409, 5054, 5586, 6818, 7581, 9253, 10227, 15162, 17689, 18506, 20454, 23863, 27759, 35378, 47726, 53067, 55518, 64771, 71589, 106134, 129542, 143178, 175807, 194313, 351614, 388626, 453397, 527421, 906794, 1054842, 1230649, 1360191, 2461298, 2720382, 3691947, 7383894, 8614543, 17229086, 25843629, 51687258]

約数ペア:

[(1, 51687258), (2, 25843629), (3, 17229086), (6, 8614543), (7, 7383894), (14, 3691947), (19, 2720382), (21, 2461298), (38, 1360191), (42, 1230649), (49, 1054842), (57, 906794), (98, 527421), (114, 453397), (133, 388626), (147, 351614), (266, 194313), (294, 175807), (361, 143178), (399, 129542), (487, 106134), (722, 71589), (798, 64771), (931, 55518), (974, 53067), (1083, 47726), (1461, 35378), (1862, 27759), (2166, 23863), (2527, 20454), (2793, 18506), (2922, 17689), (3409, 15162), (5054, 10227), (5586, 9253), (6818, 7581)]