1271160009

素因数分解:

$3^2\times 7^2\times {\mathrm{2882449}}^1$

素因数の和:2882469

約数の個数: 18

約数和(自身を含む): 2135895450

約数和(自身を除く): 864735441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 2882449, 8647347, 20177143, 25942041, 60531429, 141240001, 181594287, 423720003, 1271160009]

約数ペア:

[(1, 1271160009), (3, 423720003), (7, 181594287), (9, 141240001), (21, 60531429), (49, 25942041), (63, 20177143), (147, 8647347), (441, 2882449)]