51686154

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:173

約数の個数: 128

約数和(自身を含む): 134991360

約数和(自身を除く): 83305206

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 27, 34, 39, 51, 54, 61, 71, 78, 102, 117, 122, 142, 153, 183, 213, 221, 234, 306, 351, 366, 426, 442, 459, 549, 639, 663, 702, 793, 918, 923, 1037, 1098, 1207, 1278, 1326, 1586, 1647, 1846, 1917, 1989, 2074, 2379, 2414, 2769, 3111, 3294, 3621, 3834, 3978, 4331, 4758, 5538, 5967, 6222, 7137, 7242, 8307, 8662, 9333, 10863, 11934, 12993, 13481, 14274, 15691, 16614, 18666, 21411, 21726, 24921, 25986, 26962, 27999, 31382, 32589, 38979, 40443, 42822, 47073, 49842, 55998, 56303, 65178, 73627, 77958, 80886, 94146, 112606, 116937, 121329, 141219, 147254, 168909, 220881, 233874, 242658, 282438, 337818, 363987, 423657, 441762, 506727, 662643, 727974, 847314, 957151, 1013454, 1325286, 1520181, 1914302, 1987929, 2871453, 3040362, 3975858, 5742906, 8614359, 17228718, 25843077, 51686154]

約数ペア:

[(1, 51686154), (2, 25843077), (3, 17228718), (6, 8614359), (9, 5742906), (13, 3975858), (17, 3040362), (18, 2871453), (26, 1987929), (27, 1914302), (34, 1520181), (39, 1325286), (51, 1013454), (54, 957151), (61, 847314), (71, 727974), (78, 662643), (102, 506727), (117, 441762), (122, 423657), (142, 363987), (153, 337818), (183, 282438), (213, 242658), (221, 233874), (234, 220881), (306, 168909), (351, 147254), (366, 141219), (426, 121329), (442, 116937), (459, 112606), (549, 94146), (639, 80886), (663, 77958), (702, 73627), (793, 65178), (918, 56303), (923, 55998), (1037, 49842), (1098, 47073), (1207, 42822), (1278, 40443), (1326, 38979), (1586, 32589), (1647, 31382), (1846, 27999), (1917, 26962), (1989, 25986), (2074, 24921), (2379, 21726), (2414, 21411), (2769, 18666), (3111, 16614), (3294, 15691), (3621, 14274), (3834, 13481), (3978, 12993), (4331, 11934), (4758, 10863), (5538, 9333), (5967, 8662), (6222, 8307), (7137, 7242)]