426404

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{881}}^1$

素因数の和:907

約数の個数: 18

約数和(自身を含む): 821142

約数和(自身を除く): 394738

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 881, 1762, 3524, 9691, 19382, 38764, 106601, 213202, 426404]

約数ペア:

[(1, 426404), (2, 213202), (4, 106601), (11, 38764), (22, 19382), (44, 9691), (121, 3524), (242, 1762), (484, 881)]