249549892

素因数分解:

$2^2\times {\mathrm{313}}^1\times {\mathrm{199321}}^1$

素因数の和:199638

約数の個数: 12

約数和(自身を含む): 438109756

約数和(自身を除く): 188559864

約数列:

[1, 2, 4, 313, 626, 1252, 199321, 398642, 797284, 62387473, 124774946, 249549892]

約数ペア:

[(1, 249549892), (2, 124774946), (4, 62387473), (313, 797284), (626, 398642), (1252, 199321)]