12720227547

素因数分解:

$3^1\times {\mathrm{101}}^1\times {\mathrm{757}}^1\times {\mathrm{55457}}^1$

素因数の和:56318

約数の個数: 16

約数和(自身を含む): 17151162912

約数和(自身を除く): 4430935365

約数列:

[1, 3, 101, 303, 757, 2271, 55457, 76457, 166371, 229371, 5601157, 16803471, 41980949, 125942847, 4240075849, 12720227547]

約数ペア:

[(1, 12720227547), (3, 4240075849), (101, 125942847), (303, 41980949), (757, 16803471), (2271, 5601157), (55457, 229371), (76457, 166371)]