319667049

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{210169}}^1$

素因数の和:210201

約数の個数: 18

約数和(自身を含む): 499994430

約数和(自身を除く): 180327381

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 210169, 630507, 1891521, 2732197, 8196591, 24589773, 35518561, 106555683, 319667049]

約数ペア:

[(1, 319667049), (3, 106555683), (9, 35518561), (13, 24589773), (39, 8196591), (117, 2732197), (169, 1891521), (507, 630507), (1521, 210169)]