31781115069

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{7457}}^1$

素因数の和:7666

約数の個数: 64

約数和(自身を含む): 50106304512

約数和(自身を除く): 18325189443

約数列:

[1, 3, 11, 17, 33, 51, 71, 107, 187, 213, 321, 561, 781, 1177, 1207, 1819, 2343, 3531, 3621, 5457, 7457, 7597, 13277, 20009, 22371, 22791, 39831, 60027, 82027, 83567, 126769, 129149, 246081, 250701, 380307, 387447, 529447, 797899, 1394459, 1420639, 1588341, 2393697, 4183377, 4261917, 5823917, 8776889, 9000599, 13564283, 17471751, 26330667, 27001797, 40692849, 56650829, 99006589, 149207113, 169952487, 297019767, 447621339, 623159119, 963064093, 1869477357, 2889192279, 10593705023, 31781115069]

約数ペア:

[(1, 31781115069), (3, 10593705023), (11, 2889192279), (17, 1869477357), (33, 963064093), (51, 623159119), (71, 447621339), (107, 297019767), (187, 169952487), (213, 149207113), (321, 99006589), (561, 56650829), (781, 40692849), (1177, 27001797), (1207, 26330667), (1819, 17471751), (2343, 13564283), (3531, 9000599), (3621, 8776889), (5457, 5823917), (7457, 4261917), (7597, 4183377), (13277, 2393697), (20009, 1588341), (22371, 1420639), (22791, 1394459), (39831, 797899), (60027, 529447), (82027, 387447), (83567, 380307), (126769, 250701), (129149, 246081)]