81870153

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{5081}}^1$

素因数の和:5256

約数の個数: 16

約数和(自身を含む): 112698432

約数和(自身を除く): 30828279

約数列:

[1, 3, 41, 123, 131, 393, 5081, 5371, 15243, 16113, 208321, 624963, 665611, 1996833, 27290051, 81870153]

約数ペア:

[(1, 81870153), (3, 27290051), (41, 1996833), (123, 665611), (131, 624963), (393, 208321), (5081, 16113), (5371, 15243)]