28904428

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{24007}}^1$

素因数の和:24061

約数の個数: 24

約数和(自身を含む): 59155712

約数和(自身を除く): 30251284

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 24007, 48014, 96028, 168049, 336098, 672196, 1032301, 2064602, 4129204, 7226107, 14452214, 28904428]

約数ペア:

[(1, 28904428), (2, 14452214), (4, 7226107), (7, 4129204), (14, 2064602), (28, 1032301), (43, 672196), (86, 336098), (172, 168049), (301, 96028), (602, 48014), (1204, 24007)]