28278574

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{739}}^1$

素因数の和:832

約数の個数: 24

約数和(自身を含む): 45674280

約数和(自身を除く): 17395706

約数列:

[1, 2, 19, 38, 53, 106, 361, 722, 739, 1007, 1478, 2014, 14041, 19133, 28082, 38266, 39167, 78334, 266779, 533558, 744173, 1488346, 14139287, 28278574]

約数ペア:

[(1, 28278574), (2, 14139287), (19, 1488346), (38, 744173), (53, 533558), (106, 266779), (361, 78334), (722, 39167), (739, 38266), (1007, 28082), (1478, 19133), (2014, 14041)]