12659787

素因数分解:

$3^3\times 7^3\times {\mathrm{1367}}^1$

素因数の和:1397

約数の個数: 32

約数和(自身を含む): 21888000

約数和(自身を除く): 9228213

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 343, 441, 1029, 1323, 1367, 3087, 4101, 9261, 9569, 12303, 28707, 36909, 66983, 86121, 200949, 258363, 468881, 602847, 1406643, 1808541, 4219929, 12659787]

約数ペア:

[(1, 12659787), (3, 4219929), (7, 1808541), (9, 1406643), (21, 602847), (27, 468881), (49, 258363), (63, 200949), (147, 86121), (189, 66983), (343, 36909), (441, 28707), (1029, 12303), (1323, 9569), (1367, 9261), (3087, 4101)]