208973571

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{215659}}^1$

素因数の和:215698

約数の個数: 16

約数和(自身を含む): 310550400

約数和(自身を除く): 101576829

約数列:

[1, 3, 17, 19, 51, 57, 323, 969, 215659, 646977, 3666203, 4097521, 10998609, 12292563, 69657857, 208973571]

約数ペア:

[(1, 208973571), (3, 69657857), (17, 12292563), (19, 10998609), (51, 4097521), (57, 3666203), (323, 646977), (969, 215659)]