28636146

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:197

約数の個数: 128

約数和(自身を含む): 81285120

約数和(自身を除く): 52648974

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 54, 63, 66, 71, 77, 97, 99, 126, 142, 154, 189, 194, 198, 213, 231, 291, 297, 378, 426, 462, 497, 582, 594, 639, 679, 693, 781, 873, 994, 1067, 1278, 1358, 1386, 1491, 1562, 1746, 1917, 2037, 2079, 2134, 2343, 2619, 2982, 3201, 3834, 4074, 4158, 4473, 4686, 5238, 5467, 6111, 6402, 6887, 7029, 7469, 8946, 9603, 10934, 12222, 13419, 13774, 14058, 14938, 16401, 18333, 19206, 20661, 21087, 22407, 26838, 28809, 32802, 36666, 41322, 42174, 44814, 48209, 49203, 57618, 61983, 67221, 75757, 96418, 98406, 123966, 134442, 144627, 147609, 151514, 185949, 201663, 227271, 289254, 295218, 371898, 403326, 433881, 454542, 530299, 681813, 867762, 1060598, 1301643, 1363626, 1590897, 2045439, 2603286, 3181794, 4090878, 4772691, 9545382, 14318073, 28636146]

約数ペア:

[(1, 28636146), (2, 14318073), (3, 9545382), (6, 4772691), (7, 4090878), (9, 3181794), (11, 2603286), (14, 2045439), (18, 1590897), (21, 1363626), (22, 1301643), (27, 1060598), (33, 867762), (42, 681813), (54, 530299), (63, 454542), (66, 433881), (71, 403326), (77, 371898), (97, 295218), (99, 289254), (126, 227271), (142, 201663), (154, 185949), (189, 151514), (194, 147609), (198, 144627), (213, 134442), (231, 123966), (291, 98406), (297, 96418), (378, 75757), (426, 67221), (462, 61983), (497, 57618), (582, 49203), (594, 48209), (639, 44814), (679, 42174), (693, 41322), (781, 36666), (873, 32802), (994, 28809), (1067, 26838), (1278, 22407), (1358, 21087), (1386, 20661), (1491, 19206), (1562, 18333), (1746, 16401), (1917, 14938), (2037, 14058), (2079, 13774), (2134, 13419), (2343, 12222), (2619, 10934), (2982, 9603), (3201, 8946), (3834, 7469), (4074, 7029), (4158, 6887), (4473, 6402), (4686, 6111), (5238, 5467)]