857248197

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{278237}}^1$

素因数の和:278332

約数の個数: 16

約数和(自身を含む): 1246506240

約数和(自身を除く): 389258043

約数列:

[1, 3, 13, 39, 79, 237, 1027, 3081, 278237, 834711, 3617081, 10851243, 21980723, 65942169, 285749399, 857248197]

約数ペア:

[(1, 857248197), (3, 285749399), (13, 65942169), (39, 21980723), (79, 10851243), (237, 3617081), (1027, 834711), (3081, 278237)]