123670228

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{255517}}^1$

素因数の和:255543

約数の個数: 18

約数和(自身を含む): 237887258

約数和(自身を除く): 114217030

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 255517, 511034, 1022068, 2810687, 5621374, 11242748, 30917557, 61835114, 123670228]

約数ペア:

[(1, 123670228), (2, 61835114), (4, 30917557), (11, 11242748), (22, 5621374), (44, 2810687), (121, 1022068), (242, 511034), (484, 255517)]