13613817

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{2503}}^1$

素因数の和:2557

約数の個数: 24

約数和(自身を含む): 21694656

約数和(自身を除く): 8080839

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1813, 2503, 5439, 7509, 17521, 52563, 92611, 122647, 277833, 367941, 648277, 1944831, 4537939, 13613817]

約数ペア:

[(1, 13613817), (3, 4537939), (7, 1944831), (21, 648277), (37, 367941), (49, 277833), (111, 122647), (147, 92611), (259, 52563), (777, 17521), (1813, 7509), (2503, 5439)]