248788257

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{317}}^1\times {\mathrm{1997}}^1$

素因数の和:2448

約数の個数: 16

約数和(自身を含む): 335472192

約数和(自身を除く): 86683935

約数列:

[1, 3, 131, 317, 393, 951, 1997, 5991, 41527, 124581, 261607, 633049, 784821, 1899147, 82929419, 248788257]

約数ペア:

[(1, 248788257), (3, 82929419), (131, 1899147), (317, 784821), (393, 633049), (951, 261607), (1997, 124581), (5991, 41527)]