28562247

素因数分解:

$3^3\times 7^2\times {\mathrm{21589}}^1$

素因数の和:21612

約数の個数: 24

約数和(自身を含む): 49225200

約数和(自身を除く): 20662953

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 21589, 64767, 151123, 194301, 453369, 582903, 1057861, 1360107, 3173583, 4080321, 9520749, 28562247]

約数ペア:

[(1, 28562247), (3, 9520749), (7, 4080321), (9, 3173583), (21, 1360107), (27, 1057861), (49, 582903), (63, 453369), (147, 194301), (189, 151123), (441, 64767), (1323, 21589)]