2775591

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3389}}^1$

素因数の和:3415

約数の個数: 24

約数和(自身を含む): 4935840

約数和(自身を除く): 2160249

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 3389, 10167, 23723, 30501, 44057, 71169, 132171, 213507, 308399, 396513, 925197, 2775591]

約数ペア:

[(1, 2775591), (3, 925197), (7, 396513), (9, 308399), (13, 213507), (21, 132171), (39, 71169), (63, 44057), (91, 30501), (117, 23723), (273, 10167), (819, 3389)]