51574311

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{521}}^1\times {\mathrm{647}}^1$

素因数の和:1191

約数の個数: 24

約数和(自身を含む): 79151904

約数和(自身を除く): 27577593

約数列:

[1, 3, 9, 17, 51, 153, 521, 647, 1563, 1941, 4689, 5823, 8857, 10999, 26571, 32997, 79713, 98991, 337087, 1011261, 3033783, 5730479, 17191437, 51574311]

約数ペア:

[(1, 51574311), (3, 17191437), (9, 5730479), (17, 3033783), (51, 1011261), (153, 337087), (521, 98991), (647, 79713), (1563, 32997), (1941, 26571), (4689, 10999), (5823, 8857)]