686382304

素因数分解:

$2^5\times {\mathrm{67}}^1\times {\mathrm{320141}}^1$

素因数の和:320218

約数の個数: 24

約数和(自身を含む): 1371488328

約数和(自身を除く): 685106024

約数列:

[1, 2, 4, 8, 16, 32, 67, 134, 268, 536, 1072, 2144, 320141, 640282, 1280564, 2561128, 5122256, 10244512, 21449447, 42898894, 85797788, 171595576, 343191152, 686382304]

約数ペア:

[(1, 686382304), (2, 343191152), (4, 171595576), (8, 85797788), (16, 42898894), (32, 21449447), (67, 10244512), (134, 5122256), (268, 2561128), (536, 1280564), (1072, 640282), (2144, 320141)]