280868906

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{53951}}^1$

素因数の和:54109

約数の個数: 16

約数和(自身を含む): 446722560

約数和(自身を除く): 165853654

約数列:

[1, 2, 19, 38, 137, 274, 2603, 5206, 53951, 107902, 1025069, 2050138, 7391287, 14782574, 140434453, 280868906]

約数ペア:

[(1, 280868906), (2, 140434453), (19, 14782574), (38, 7391287), (137, 2050138), (274, 1025069), (2603, 107902), (5206, 53951)]