214619878

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{886859}}^1$

素因数の和:886883

約数の個数: 12

約数和(自身を含む): 353857140

約数和(自身を除く): 139237262

約数列:

[1, 2, 11, 22, 121, 242, 886859, 1773718, 9755449, 19510898, 107309939, 214619878]

約数ペア:

[(1, 214619878), (2, 107309939), (11, 19510898), (22, 9755449), (121, 1773718), (242, 886859)]