81856852

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37967}}^1$

素因数の和:37996

約数の個数: 36

約数和(自身を含む): 181790784

約数和(自身を除く): 99933932

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 539, 1078, 2156, 37967, 75934, 151868, 265769, 417637, 531538, 835274, 1063076, 1670548, 1860383, 2923459, 3720766, 5846918, 7441532, 11693836, 20464213, 40928426, 81856852]

約数ペア:

[(1, 81856852), (2, 40928426), (4, 20464213), (7, 11693836), (11, 7441532), (14, 5846918), (22, 3720766), (28, 2923459), (44, 1860383), (49, 1670548), (77, 1063076), (98, 835274), (154, 531538), (196, 417637), (308, 265769), (539, 151868), (1078, 75934), (2156, 37967)]