26988873

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{191}}^1$

素因数の和:317

約数の個数: 32

約数和(自身を含む): 39690240

約数和(自身を除く): 12701367

約数列:

[1, 3, 19, 37, 57, 67, 111, 191, 201, 573, 703, 1273, 2109, 2479, 3629, 3819, 7067, 7437, 10887, 12797, 21201, 38391, 47101, 134273, 141303, 243143, 402819, 473489, 729429, 1420467, 8996291, 26988873]

約数ペア:

[(1, 26988873), (3, 8996291), (19, 1420467), (37, 729429), (57, 473489), (67, 402819), (111, 243143), (191, 141303), (201, 134273), (573, 47101), (703, 38391), (1273, 21201), (2109, 12797), (2479, 10887), (3629, 7437), (3819, 7067)]