87331986

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{463}}^1\times {\mathrm{499}}^1$

素因数の和:980

約数の個数: 64

約数和(自身を含む): 222720000

約数和(自身を除く): 135388014

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 463, 499, 926, 998, 1389, 1497, 2778, 2994, 3241, 3493, 4167, 4491, 6482, 6986, 8334, 8982, 9723, 10479, 12501, 13473, 19446, 20958, 25002, 26946, 29169, 31437, 58338, 62874, 87507, 94311, 175014, 188622, 231037, 462074, 693111, 1386222, 1617259, 2079333, 3234518, 4158666, 4851777, 6237999, 9703554, 12475998, 14555331, 29110662, 43665993, 87331986]

約数ペア:

[(1, 87331986), (2, 43665993), (3, 29110662), (6, 14555331), (7, 12475998), (9, 9703554), (14, 6237999), (18, 4851777), (21, 4158666), (27, 3234518), (42, 2079333), (54, 1617259), (63, 1386222), (126, 693111), (189, 462074), (378, 231037), (463, 188622), (499, 175014), (926, 94311), (998, 87507), (1389, 62874), (1497, 58338), (2778, 31437), (2994, 29169), (3241, 26946), (3493, 25002), (4167, 20958), (4491, 19446), (6482, 13473), (6986, 12501), (8334, 10479), (8982, 9723)]