640492339202

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{27671837}}^1$

素因数の和:27672073

約数の個数: 16

約数和(自身を含む): 980247189312

約数和(自身を除く): 339754850110

約数列:

[1, 2, 71, 142, 163, 326, 11573, 23146, 27671837, 55343674, 1964700427, 3929400854, 4510509431, 9021018862, 320246169601, 640492339202]

約数ペア:

[(1, 640492339202), (2, 320246169601), (71, 9021018862), (142, 4510509431), (163, 3929400854), (326, 1964700427), (11573, 55343674), (23146, 27671837)]