81031887

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{2797}}^1$

素因数の和:2872

約数の個数: 32

約数和(自身を含む): 127588800

約数和(自身を除く): 46556913

約数列:

[1, 3, 9, 27, 29, 37, 87, 111, 261, 333, 783, 999, 1073, 2797, 3219, 8391, 9657, 25173, 28971, 75519, 81113, 103489, 243339, 310467, 730017, 931401, 2190051, 2794203, 3001181, 9003543, 27010629, 81031887]

約数ペア:

[(1, 81031887), (3, 27010629), (9, 9003543), (27, 3001181), (29, 2794203), (37, 2190051), (87, 931401), (111, 730017), (261, 310467), (333, 243339), (783, 103489), (999, 81113), (1073, 75519), (2797, 28971), (3219, 25173), (8391, 9657)]