57071427

素因数分解:

$3^1\times 7^3\times {\mathrm{37}}^1\times {\mathrm{1499}}^1$

素因数の和:1560

約数の個数: 32

約数和(自身を含む): 91200000

約数和(自身を除く): 34128573

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 343, 777, 1029, 1499, 1813, 4497, 5439, 10493, 12691, 31479, 38073, 55463, 73451, 166389, 220353, 388241, 514157, 1164723, 1542471, 2717687, 8153061, 19023809, 57071427]

約数ペア:

[(1, 57071427), (3, 19023809), (7, 8153061), (21, 2717687), (37, 1542471), (49, 1164723), (111, 514157), (147, 388241), (259, 220353), (343, 166389), (777, 73451), (1029, 55463), (1499, 38073), (1813, 31479), (4497, 12691), (5439, 10493)]