2649969

素因数分解:

$3^3\times 7^2\times {\mathrm{2003}}^1$

素因数の和:2026

約数の個数: 24

約数和(自身を含む): 4569120

約数和(自身を除く): 1919151

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 2003, 6009, 14021, 18027, 42063, 54081, 98147, 126189, 294441, 378567, 883323, 2649969]

約数ペア:

[(1, 2649969), (3, 883323), (7, 378567), (9, 294441), (21, 126189), (27, 98147), (49, 54081), (63, 42063), (147, 18027), (189, 14021), (441, 6009), (1323, 2003)]