838440189

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{258061}}^1$

素因数の和:258105

約数の個数: 18

約数和(自身を含む): 1278181086

約数和(自身を除く): 439740897

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 258061, 774183, 2322549, 4903159, 14709477, 44128431, 93160021, 279480063, 838440189]

約数ペア:

[(1, 838440189), (3, 279480063), (9, 93160021), (19, 44128431), (57, 14709477), (171, 4903159), (361, 2322549), (1083, 774183), (3249, 258061)]