856554489

素因数分解:

$3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{132001}}^1$

素因数の和:132117

約数の個数: 24

約数和(自身を含む): 1427733632

約数和(自身を除く): 571179143

約数列:

[1, 3, 7, 9, 21, 63, 103, 309, 721, 927, 2163, 6489, 132001, 396003, 924007, 1188009, 2772021, 8316063, 13596103, 40788309, 95172721, 122364927, 285518163, 856554489]

約数ペア:

[(1, 856554489), (3, 285518163), (7, 122364927), (9, 95172721), (21, 40788309), (63, 13596103), (103, 8316063), (309, 2772021), (721, 1188009), (927, 924007), (2163, 396003), (6489, 132001)]