213784252

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{441703}}^1$

素因数の和:441729

約数の個数: 18

約数和(自身を含む): 411226424

約数和(自身を除く): 197442172

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 441703, 883406, 1766812, 4858733, 9717466, 19434932, 53446063, 106892126, 213784252]

約数ペア:

[(1, 213784252), (2, 106892126), (4, 53446063), (11, 19434932), (22, 9717466), (44, 4858733), (121, 1766812), (242, 883406), (484, 441703)]