28253494

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{17291}}^1$

素因数の和:17355

約数の個数: 16

約数和(自身を含む): 45650880

約数和(自身を除く): 17397386

約数列:

[1, 2, 19, 38, 43, 86, 817, 1634, 17291, 34582, 328529, 657058, 743513, 1487026, 14126747, 28253494]

約数ペア:

[(1, 28253494), (2, 14126747), (19, 1487026), (38, 743513), (43, 657058), (86, 328529), (817, 34582), (1634, 17291)]