81697836

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{1559}}^1$

素因数の和:1974

約数の個数: 48

約数和(自身を含む): 208615680

約数和(自身を除く): 126917844

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 397, 794, 1191, 1559, 1588, 2382, 3118, 4367, 4677, 4764, 6236, 8734, 9354, 13101, 17149, 17468, 18708, 26202, 34298, 51447, 52404, 68596, 102894, 205788, 618923, 1237846, 1856769, 2475692, 3713538, 6808153, 7427076, 13616306, 20424459, 27232612, 40848918, 81697836]

約数ペア:

[(1, 81697836), (2, 40848918), (3, 27232612), (4, 20424459), (6, 13616306), (11, 7427076), (12, 6808153), (22, 3713538), (33, 2475692), (44, 1856769), (66, 1237846), (132, 618923), (397, 205788), (794, 102894), (1191, 68596), (1559, 52404), (1588, 51447), (2382, 34298), (3118, 26202), (4367, 18708), (4677, 17468), (4764, 17149), (6236, 13101), (8734, 9354)]