261946617

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{67}}^2\times {\mathrm{367}}^1$

素因数の和:557

約数の個数: 24

約数和(自身を含む): 362226816

約数和(自身を除く): 100280199

約数列:

[1, 3, 53, 67, 159, 201, 367, 1101, 3551, 4489, 10653, 13467, 19451, 24589, 58353, 73767, 237917, 713751, 1303217, 1647463, 3909651, 4942389, 87315539, 261946617]

約数ペア:

[(1, 261946617), (3, 87315539), (53, 4942389), (67, 3909651), (159, 1647463), (201, 1303217), (367, 713751), (1101, 237917), (3551, 73767), (4489, 58353), (10653, 24589), (13467, 19451)]