668399144

素因数分解:

$2^3\times 7^1\times {\mathrm{193}}^1\times {\mathrm{61843}}^1$

素因数の和:62049

約数の個数: 32

約数和(自身を含む): 1439728320

約数和(自身を除く): 771329176

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 193, 386, 772, 1351, 1544, 2702, 5404, 10808, 61843, 123686, 247372, 432901, 494744, 865802, 1731604, 3463208, 11935699, 23871398, 47742796, 83549893, 95485592, 167099786, 334199572, 668399144]

約数ペア:

[(1, 668399144), (2, 334199572), (4, 167099786), (7, 95485592), (8, 83549893), (14, 47742796), (28, 23871398), (56, 11935699), (193, 3463208), (386, 1731604), (772, 865802), (1351, 494744), (1544, 432901), (2702, 247372), (5404, 123686), (10808, 61843)]