28521556

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{23689}}^1$

素因数の和:23743

約数の個数: 24

約数和(自身を含む): 58372160

約数和(自身を除く): 29850604

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 23689, 47378, 94756, 165823, 331646, 663292, 1018627, 2037254, 4074508, 7130389, 14260778, 28521556]

約数ペア:

[(1, 28521556), (2, 14260778), (4, 7130389), (7, 4074508), (14, 2037254), (28, 1018627), (43, 663292), (86, 331646), (172, 165823), (301, 94756), (602, 47378), (1204, 23689)]