27199881

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{19753}}^1$

素因数の和:19782

約数の個数: 20

約数和(自身を含む): 43024212

約数和(自身を除く): 15824331

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 19753, 59259, 177777, 335801, 533331, 1007403, 1599993, 3022209, 9066627, 27199881]

約数ペア:

[(1, 27199881), (3, 9066627), (9, 3022209), (17, 1599993), (27, 1007403), (51, 533331), (81, 335801), (153, 177777), (459, 59259), (1377, 19753)]