127990412

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{264443}}^1$

素因数の和:264469

約数の個数: 18

約数和(自身を含む): 246197364

約数和(自身を除く): 118206952

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 264443, 528886, 1057772, 2908873, 5817746, 11635492, 31997603, 63995206, 127990412]

約数ペア:

[(1, 127990412), (2, 63995206), (4, 31997603), (11, 11635492), (22, 5817746), (44, 2908873), (121, 1057772), (242, 528886), (484, 264443)]