258202413

素因数分解:

$3^2\times 7^2\times {\mathrm{585493}}^1$

素因数の和:585513

約数の個数: 18

約数和(自身を含む): 433851054

約数和(自身を除く): 175648641

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 585493, 1756479, 4098451, 5269437, 12295353, 28689157, 36886059, 86067471, 258202413]

約数ペア:

[(1, 258202413), (3, 86067471), (7, 36886059), (9, 28689157), (21, 12295353), (49, 5269437), (63, 4098451), (147, 1756479), (441, 585493)]