18275427

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{271}}^1$

素因数の和:463

約数の個数: 24

約数和(自身を含む): 27156480

約数和(自身を除く): 8881053

約数列:

[1, 3, 9, 59, 127, 177, 271, 381, 531, 813, 1143, 2439, 7493, 15989, 22479, 34417, 47967, 67437, 103251, 143901, 309753, 2030603, 6091809, 18275427]

約数ペア:

[(1, 18275427), (3, 6091809), (9, 2030603), (59, 309753), (127, 143901), (177, 103251), (271, 67437), (381, 47967), (531, 34417), (813, 22479), (1143, 15989), (2439, 7493)]