16988661

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{3001}}^1$

素因数の和:3061

約数の個数: 24

約数和(自身を含む): 26693784

約数和(自身を除く): 9705123

約数列:

[1, 3, 9, 17, 37, 51, 111, 153, 333, 629, 1887, 3001, 5661, 9003, 27009, 51017, 111037, 153051, 333111, 459153, 999333, 1887629, 5662887, 16988661]

約数ペア:

[(1, 16988661), (3, 5662887), (9, 1887629), (17, 999333), (37, 459153), (51, 333111), (111, 153051), (153, 111037), (333, 51017), (629, 27009), (1887, 9003), (3001, 5661)]