13779009

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{4241}}^1$

素因数の和:4285

約数の個数: 18

約数和(自身を含む): 21010626

約数和(自身を除く): 7231617

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 4241, 12723, 38169, 80579, 241737, 725211, 1531001, 4593003, 13779009]

約数ペア:

[(1, 13779009), (3, 4593003), (9, 1531001), (19, 725211), (57, 241737), (171, 80579), (361, 38169), (1083, 12723), (3249, 4241)]