209743161

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{17959}}^1$

素因数の和:18208

約数の個数: 16

約数和(自身を含む): 297417600

約数和(自身を除く): 87674439

約数列:

[1, 3, 17, 51, 229, 687, 3893, 11679, 17959, 53877, 305303, 915909, 4112611, 12337833, 69914387, 209743161]

約数ペア:

[(1, 209743161), (3, 69914387), (17, 12337833), (51, 4112611), (229, 915909), (687, 305303), (3893, 53877), (11679, 17959)]