128413876

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{277}}^1\times {\mathrm{5039}}^1$

素因数の和:5343

約数の個数: 24

約数和(自身を含む): 235388160

約数和(自身を除く): 106974284

約数列:

[1, 2, 4, 23, 46, 92, 277, 554, 1108, 5039, 6371, 10078, 12742, 20156, 25484, 115897, 231794, 463588, 1395803, 2791606, 5583212, 32103469, 64206938, 128413876]

約数ペア:

[(1, 128413876), (2, 64206938), (4, 32103469), (23, 5583212), (46, 2791606), (92, 1395803), (277, 463588), (554, 231794), (1108, 115897), (5039, 25484), (6371, 20156), (10078, 12742)]