16338805

素因数分解:

$5^1\times 7^4\times {\mathrm{1361}}^1$

素因数の和:1394

約数の個数: 20

約数和(自身を含む): 22889772

約数和(自身を除く): 6550967

約数列:

[1, 5, 7, 35, 49, 245, 343, 1361, 1715, 2401, 6805, 9527, 12005, 47635, 66689, 333445, 466823, 2334115, 3267761, 16338805]

約数ペア:

[(1, 16338805), (5, 3267761), (7, 2334115), (35, 466823), (49, 333445), (245, 66689), (343, 47635), (1361, 12005), (1715, 9527), (2401, 6805)]