13406987889

素因数分解:

$3^4\times {\mathrm{131}}^1\times {\mathrm{1263499}}^1$

素因数の和:1263642

約数の個数: 20

約数和(自身を含む): 20180622000

約数和(自身を除く): 6773634111

約数列:

[1, 3, 9, 27, 81, 131, 393, 1179, 3537, 10611, 1263499, 3790497, 11371491, 34114473, 102343419, 165518369, 496555107, 1489665321, 4468995963, 13406987889]

約数ペア:

[(1, 13406987889), (3, 4468995963), (9, 1489665321), (27, 496555107), (81, 165518369), (131, 102343419), (393, 34114473), (1179, 11371491), (3537, 3790497), (10611, 1263499)]