81464236

素因数分解:

$2^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{27191}}^1$

素因数の和:27309

約数の個数: 24

約数和(自身を含む): 164457216

約数和(自身を除く): 82992980

約数列:

[1, 2, 4, 7, 14, 28, 107, 214, 428, 749, 1498, 2996, 27191, 54382, 108764, 190337, 380674, 761348, 2909437, 5818874, 11637748, 20366059, 40732118, 81464236]

約数ペア:

[(1, 81464236), (2, 40732118), (4, 20366059), (7, 11637748), (14, 5818874), (28, 2909437), (107, 761348), (214, 380674), (428, 190337), (749, 108764), (1498, 54382), (2996, 27191)]