28354256

素因数分解:

$2^4\times 7^1\times {\mathrm{383}}^1\times {\mathrm{661}}^1$

素因数の和:1059

約数の個数: 40

約数和(自身を含む): 63043584

約数和(自身を除く): 34689328

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 383, 661, 766, 1322, 1532, 2644, 2681, 3064, 4627, 5288, 5362, 6128, 9254, 10576, 10724, 18508, 21448, 37016, 42896, 74032, 253163, 506326, 1012652, 1772141, 2025304, 3544282, 4050608, 7088564, 14177128, 28354256]

約数ペア:

[(1, 28354256), (2, 14177128), (4, 7088564), (7, 4050608), (8, 3544282), (14, 2025304), (16, 1772141), (28, 1012652), (56, 506326), (112, 253163), (383, 74032), (661, 42896), (766, 37016), (1322, 21448), (1532, 18508), (2644, 10724), (2681, 10576), (3064, 9254), (4627, 6128), (5288, 5362)]