16521399

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1301}}^1$

素因数の和:1407

約数の個数: 24

約数和(自身を含む): 25592112

約数和(自身を除く): 9070713

約数列:

[1, 3, 9, 17, 51, 83, 153, 249, 747, 1301, 1411, 3903, 4233, 11709, 12699, 22117, 66351, 107983, 199053, 323949, 971847, 1835711, 5507133, 16521399]

約数ペア:

[(1, 16521399), (3, 5507133), (9, 1835711), (17, 971847), (51, 323949), (83, 199053), (153, 107983), (249, 66351), (747, 22117), (1301, 12699), (1411, 11709), (3903, 4233)]