213079986

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{499}}^1\times {\mathrm{3389}}^1$

素因数の和:3903

約数の個数: 48

約数和(自身を含む): 528840000

約数和(自身を除く): 315760014

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 499, 998, 1497, 2994, 3389, 3493, 4491, 6778, 6986, 8982, 10167, 10479, 20334, 20958, 23723, 30501, 31437, 47446, 61002, 62874, 71169, 142338, 213507, 427014, 1691111, 3382222, 5073333, 10146666, 11837777, 15219999, 23675554, 30439998, 35513331, 71026662, 106539993, 213079986]

約数ペア:

[(1, 213079986), (2, 106539993), (3, 71026662), (6, 35513331), (7, 30439998), (9, 23675554), (14, 15219999), (18, 11837777), (21, 10146666), (42, 5073333), (63, 3382222), (126, 1691111), (499, 427014), (998, 213507), (1497, 142338), (2994, 71169), (3389, 62874), (3493, 61002), (4491, 47446), (6778, 31437), (6986, 30501), (8982, 23723), (10167, 20958), (10479, 20334)]