303313257

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{199417}}^1$

素因数の和:199449

約数の個数: 18

約数和(自身を含む): 474415422

約数和(自身を除く): 171102165

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 199417, 598251, 1794753, 2592421, 7777263, 23331789, 33701473, 101104419, 303313257]

約数ペア:

[(1, 303313257), (3, 101104419), (9, 33701473), (13, 23331789), (39, 7777263), (117, 2592421), (169, 1794753), (507, 598251), (1521, 199417)]