28976319

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{20249}}^1$

素因数の和:20311

約数の個数: 16

約数和(自身を含む): 43740000

約数和(自身を除く): 14763681

約数列:

[1, 3, 9, 27, 53, 159, 477, 1431, 20249, 60747, 182241, 546723, 1073197, 3219591, 9658773, 28976319]

約数ペア:

[(1, 28976319), (3, 9658773), (9, 3219591), (27, 1073197), (53, 546723), (159, 182241), (477, 60747), (1431, 20249)]