2051247969

素因数分解:

$3^4\times {\mathrm{449}}^1\times {\mathrm{56401}}^1$

素因数の和:56862

約数の個数: 20

約数和(自身を含む): 3071088900

約数和(自身を除く): 1019840931

約数列:

[1, 3, 9, 27, 81, 449, 1347, 4041, 12123, 36369, 56401, 169203, 507609, 1522827, 4568481, 25324049, 75972147, 227916441, 683749323, 2051247969]

約数ペア:

[(1, 2051247969), (3, 683749323), (9, 227916441), (27, 75972147), (81, 25324049), (449, 4568481), (1347, 1522827), (4041, 507609), (12123, 169203), (36369, 56401)]