2009798919

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{16349}}^1$

素因数の和:16544

約数の個数: 32

約数和(自身を含む): 3099960000

約数和(自身を除く): 1090161081

約数列:

[1, 3, 9, 27, 29, 87, 157, 261, 471, 783, 1413, 4239, 4553, 13659, 16349, 40977, 49047, 122931, 147141, 441423, 474121, 1422363, 2566793, 4267089, 7700379, 12801267, 23101137, 69303411, 74436997, 223310991, 669932973, 2009798919]

約数ペア:

[(1, 2009798919), (3, 669932973), (9, 223310991), (27, 74436997), (29, 69303411), (87, 23101137), (157, 12801267), (261, 7700379), (471, 4267089), (783, 2566793), (1413, 1422363), (4239, 474121), (4553, 441423), (13659, 147141), (16349, 122931), (40977, 49047)]