1287119407

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{293}}^1\times {\mathrm{2423}}^1$

素因数の和:2767

約数の個数: 24

約数和(自身を含む): 1543612896

約数和(自身を除く): 256493489

約数列:

[1, 7, 37, 49, 259, 293, 1813, 2051, 2423, 10841, 14357, 16961, 75887, 89651, 118727, 531209, 627557, 709939, 4392899, 4969573, 26267743, 34787011, 183874201, 1287119407]

約数ペア:

[(1, 1287119407), (7, 183874201), (37, 34787011), (49, 26267743), (259, 4969573), (293, 4392899), (1813, 709939), (2051, 627557), (2423, 531209), (10841, 118727), (14357, 89651), (16961, 75887)]