209787138

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^2\times {\mathrm{97}}^1\times {\mathrm{331}}^1$

素因数の和:461

約数の個数: 96

約数和(自身を含む): 519274560

約数和(自身を除く): 309487422

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 97, 99, 121, 194, 198, 242, 291, 297, 331, 363, 582, 594, 662, 726, 873, 993, 1067, 1089, 1746, 1986, 2134, 2178, 2619, 2979, 3201, 3267, 3641, 5238, 5958, 6402, 6534, 7282, 8937, 9603, 10923, 11737, 17874, 19206, 21846, 23474, 28809, 32107, 32769, 35211, 40051, 57618, 64214, 65538, 70422, 80102, 96321, 98307, 105633, 120153, 192642, 196614, 211266, 240306, 288963, 316899, 353177, 360459, 577926, 633798, 706354, 720918, 866889, 1059531, 1081377, 1733778, 2119062, 2162754, 3178593, 3884947, 6357186, 7769894, 9535779, 11654841, 19071558, 23309682, 34964523, 69929046, 104893569, 209787138]

約数ペア:

[(1, 209787138), (2, 104893569), (3, 69929046), (6, 34964523), (9, 23309682), (11, 19071558), (18, 11654841), (22, 9535779), (27, 7769894), (33, 6357186), (54, 3884947), (66, 3178593), (97, 2162754), (99, 2119062), (121, 1733778), (194, 1081377), (198, 1059531), (242, 866889), (291, 720918), (297, 706354), (331, 633798), (363, 577926), (582, 360459), (594, 353177), (662, 316899), (726, 288963), (873, 240306), (993, 211266), (1067, 196614), (1089, 192642), (1746, 120153), (1986, 105633), (2134, 98307), (2178, 96321), (2619, 80102), (2979, 70422), (3201, 65538), (3267, 64214), (3641, 57618), (5238, 40051), (5958, 35211), (6402, 32769), (6534, 32107), (7282, 28809), (8937, 23474), (9603, 21846), (10923, 19206), (11737, 17874)]