280712327

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{5689}}^1$

素因数の和:5775

約数の個数: 24

約数和(自身を含む): 350276400

約数和(自身を除く): 69564073

約数列:

[1, 7, 19, 49, 53, 133, 371, 931, 1007, 2597, 5689, 7049, 39823, 49343, 108091, 278761, 301517, 756637, 2110619, 5296459, 5728823, 14774333, 40101761, 280712327]

約数ペア:

[(1, 280712327), (7, 40101761), (19, 14774333), (49, 5728823), (53, 5296459), (133, 2110619), (371, 756637), (931, 301517), (1007, 278761), (2597, 108091), (5689, 49343), (7049, 39823)]