209402172

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{127}}^1\times {\mathrm{727}}^1$

素因数の和:877

約数の個数: 120

約数和(自身を含む): 631414784

約数和(自身を除く): 422012612

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 127, 162, 189, 252, 254, 324, 378, 381, 508, 567, 727, 756, 762, 889, 1134, 1143, 1454, 1524, 1778, 2181, 2268, 2286, 2667, 2908, 3429, 3556, 4362, 4572, 5089, 5334, 6543, 6858, 8001, 8724, 10178, 10287, 10668, 13086, 13716, 15267, 16002, 19629, 20356, 20574, 24003, 26172, 30534, 32004, 39258, 41148, 45801, 48006, 58887, 61068, 72009, 78516, 91602, 92329, 96012, 117774, 137403, 144018, 183204, 184658, 235548, 274806, 276987, 288036, 369316, 412209, 549612, 553974, 646303, 824418, 830961, 1107948, 1292606, 1648836, 1661922, 1938909, 2492883, 2585212, 3323844, 3877818, 4985766, 5816727, 7478649, 7755636, 9971532, 11633454, 14957298, 17450181, 23266908, 29914596, 34900362, 52350543, 69800724, 104701086, 209402172]

約数ペア:

[(1, 209402172), (2, 104701086), (3, 69800724), (4, 52350543), (6, 34900362), (7, 29914596), (9, 23266908), (12, 17450181), (14, 14957298), (18, 11633454), (21, 9971532), (27, 7755636), (28, 7478649), (36, 5816727), (42, 4985766), (54, 3877818), (63, 3323844), (81, 2585212), (84, 2492883), (108, 1938909), (126, 1661922), (127, 1648836), (162, 1292606), (189, 1107948), (252, 830961), (254, 824418), (324, 646303), (378, 553974), (381, 549612), (508, 412209), (567, 369316), (727, 288036), (756, 276987), (762, 274806), (889, 235548), (1134, 184658), (1143, 183204), (1454, 144018), (1524, 137403), (1778, 117774), (2181, 96012), (2268, 92329), (2286, 91602), (2667, 78516), (2908, 72009), (3429, 61068), (3556, 58887), (4362, 48006), (4572, 45801), (5089, 41148), (5334, 39258), (6543, 32004), (6858, 30534), (8001, 26172), (8724, 24003), (10178, 20574), (10287, 20356), (10668, 19629), (13086, 16002), (13716, 15267)]