2013649897

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{21991}}^1$

素因数の和:22228

約数の個数: 16

約数和(自身を含む): 2342060032

約数和(自身を除く): 328410135

約数列:

[1, 7, 103, 127, 721, 889, 13081, 21991, 91567, 153937, 2265073, 2792857, 15855511, 19549999, 287664271, 2013649897]

約数ペア:

[(1, 2013649897), (7, 287664271), (103, 19549999), (127, 15855511), (721, 2792857), (889, 2265073), (13081, 153937), (21991, 91567)]