1320354

素因数分解:

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

素因数の和:524

約数の個数: 48

約数和(自身を含む): 3420000

約数和(自身を除く): 2099646

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 98, 126, 147, 189, 294, 378, 441, 499, 882, 998, 1323, 1497, 2646, 2994, 3493, 4491, 6986, 8982, 10479, 13473, 20958, 24451, 26946, 31437, 48902, 62874, 73353, 94311, 146706, 188622, 220059, 440118, 660177, 1320354]

約数ペア:

[(1, 1320354), (2, 660177), (3, 440118), (6, 220059), (7, 188622), (9, 146706), (14, 94311), (18, 73353), (21, 62874), (27, 48902), (42, 31437), (49, 26946), (54, 24451), (63, 20958), (98, 13473), (126, 10479), (147, 8982), (189, 6986), (294, 4491), (378, 3493), (441, 2994), (499, 2646), (882, 1497), (998, 1323)]