13319667

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1$

素因数の和:312

約数の個数: 32

約数和(自身を含む): 20672000

約数和(自身を除く): 7352333

約数列:

[1, 3, 9, 27, 37, 67, 111, 199, 201, 333, 597, 603, 999, 1791, 1809, 2479, 5373, 7363, 7437, 13333, 22089, 22311, 39999, 66267, 66933, 119997, 198801, 359991, 493321, 1479963, 4439889, 13319667]

約数ペア:

[(1, 13319667), (3, 4439889), (9, 1479963), (27, 493321), (37, 359991), (67, 198801), (111, 119997), (199, 66933), (201, 66267), (333, 39999), (597, 22311), (603, 22089), (999, 13333), (1791, 7437), (1809, 7363), (2479, 5373)]