214966143

素因数分解:

$3^4\times 7^1\times {\mathrm{271}}^1\times {\mathrm{1399}}^1$

素因数の和:1689

約数の個数: 40

約数和(自身を含む): 368614400

約数和(自身を除く): 153648257

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 271, 567, 813, 1399, 1897, 2439, 4197, 5691, 7317, 9793, 12591, 17073, 21951, 29379, 37773, 51219, 88137, 113319, 153657, 264411, 379129, 793233, 1137387, 2653903, 3412161, 7961709, 10236483, 23885127, 30709449, 71655381, 214966143]

約数ペア:

[(1, 214966143), (3, 71655381), (7, 30709449), (9, 23885127), (21, 10236483), (27, 7961709), (63, 3412161), (81, 2653903), (189, 1137387), (271, 793233), (567, 379129), (813, 264411), (1399, 153657), (1897, 113319), (2439, 88137), (4197, 51219), (5691, 37773), (7317, 29379), (9793, 21951), (12591, 17073)]