13138713

素因数分解:

$3^3\times 7^2\times {\mathrm{9931}}^1$

素因数の和:9954

約数の個数: 24

約数和(自身を含む): 22644960

約数和(自身を除く): 9506247

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 9931, 29793, 69517, 89379, 208551, 268137, 486619, 625653, 1459857, 1876959, 4379571, 13138713]

約数ペア:

[(1, 13138713), (3, 4379571), (7, 1876959), (9, 1459857), (21, 625653), (27, 486619), (49, 268137), (63, 208551), (147, 89379), (189, 69517), (441, 29793), (1323, 9931)]