16321209

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{6659}}^1$

素因数の和:6724

約数の個数: 16

約数和(自身を含む): 23443200

約数和(自身を除く): 7121991

約数列:

[1, 3, 19, 43, 57, 129, 817, 2451, 6659, 19977, 126521, 286337, 379563, 859011, 5440403, 16321209]

約数ペア:

[(1, 16321209), (3, 5440403), (19, 859011), (43, 379563), (57, 286337), (129, 126521), (817, 19977), (2451, 6659)]