56721707

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{25087}}^1$

素因数の和:25130

約数の個数: 16

約数和(自身を含む): 72253440

約数和(自身を除く): 15531733

約数列:

[1, 7, 17, 19, 119, 133, 323, 2261, 25087, 175609, 426479, 476653, 2985353, 3336571, 8103101, 56721707]

約数ペア:

[(1, 56721707), (7, 8103101), (17, 3336571), (19, 2985353), (119, 476653), (133, 426479), (323, 175609), (2261, 25087)]