27686547

素因数分解:

$3^2\times 7^1\times {\mathrm{653}}^1\times {\mathrm{673}}^1$

素因数の和:1339

約数の個数: 24

約数和(自身を含む): 45842784

約数和(自身を除く): 18156237

約数列:

[1, 3, 7, 9, 21, 63, 653, 673, 1959, 2019, 4571, 4711, 5877, 6057, 13713, 14133, 41139, 42399, 439469, 1318407, 3076283, 3955221, 9228849, 27686547]

約数ペア:

[(1, 27686547), (3, 9228849), (7, 3955221), (9, 3076283), (21, 1318407), (63, 439469), (653, 42399), (673, 41139), (1959, 14133), (2019, 13713), (4571, 6057), (4711, 5877)]