81829972

素因数分解:

$2^2\times 7^1\times {\mathrm{647}}^1\times {\mathrm{4517}}^1$

素因数の和:5175

約数の個数: 24

約数和(自身を含む): 163949184

約数和(自身を除く): 82119212

約数列:

[1, 2, 4, 7, 14, 28, 647, 1294, 2588, 4517, 4529, 9034, 9058, 18068, 18116, 31619, 63238, 126476, 2922499, 5844998, 11689996, 20457493, 40914986, 81829972]

約数ペア:

[(1, 81829972), (2, 40914986), (4, 20457493), (7, 11689996), (14, 5844998), (28, 2922499), (647, 126476), (1294, 63238), (2588, 31619), (4517, 18116), (4529, 18068), (9034, 9058)]