27812972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 55883520

約数和(自身を除く): 28070548

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 71, 116, 142, 284, 307, 319, 614, 638, 781, 1228, 1276, 1562, 2059, 3124, 3377, 4118, 6754, 8236, 8903, 13508, 17806, 21797, 22649, 35612, 43594, 45298, 87188, 90596, 97933, 195866, 239767, 391732, 479534, 632113, 959068, 1264226, 2528452, 6953243, 13906486, 27812972]

約数ペア:

[(1, 27812972), (2, 13906486), (4, 6953243), (11, 2528452), (22, 1264226), (29, 959068), (44, 632113), (58, 479534), (71, 391732), (116, 239767), (142, 195866), (284, 97933), (307, 90596), (319, 87188), (614, 45298), (638, 43594), (781, 35612), (1228, 22649), (1276, 21797), (1562, 17806), (2059, 13508), (3124, 8903), (3377, 8236), (4118, 6754)]