647082279

素因数分解:

$3^2\times {\mathrm{3517}}^1\times {\mathrm{20443}}^1$

素因数の和:23966

約数の個数: 12

約数和(自身を含む): 934985896

約数和(自身を除く): 287903617

約数列:

[1, 3, 9, 3517, 10551, 20443, 31653, 61329, 183987, 71898031, 215694093, 647082279]

約数ペア:

[(1, 647082279), (3, 215694093), (9, 71898031), (3517, 183987), (10551, 61329), (20443, 31653)]