12956139

素因数分解:

$3^3\times 7^3\times {\mathrm{1399}}^1$

素因数の和:1429

約数の個数: 32

約数和(自身を含む): 22400000

約数和(自身を除く): 9443861

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 343, 441, 1029, 1323, 1399, 3087, 4197, 9261, 9793, 12591, 29379, 37773, 68551, 88137, 205653, 264411, 479857, 616959, 1439571, 1850877, 4318713, 12956139]

約数ペア:

[(1, 12956139), (3, 4318713), (7, 1850877), (9, 1439571), (21, 616959), (27, 479857), (49, 264411), (63, 205653), (147, 88137), (189, 68551), (343, 37773), (441, 29379), (1029, 12591), (1323, 9793), (1399, 9261), (3087, 4197)]