31587702939

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:306

約数の個数: 144

約数和(自身を含む): 54187660800

約数和(自身を除く): 22599957861

約数列:

[1, 3, 9, 13, 19, 39, 41, 57, 79, 107, 117, 123, 171, 237, 247, 321, 369, 533, 711, 741, 779, 963, 1027, 1391, 1501, 1599, 1681, 2033, 2223, 2337, 3081, 3239, 4173, 4387, 4503, 4797, 5043, 6099, 7011, 8453, 9243, 9717, 10127, 12519, 13161, 13509, 15129, 18297, 19513, 21853, 25359, 26429, 29151, 30381, 31939, 39483, 42107, 57031, 58539, 61541, 65559, 76077, 79287, 83353, 91143, 95817, 109889, 126321, 132799, 160607, 171093, 175617, 179867, 184623, 196677, 237861, 250059, 287451, 329667, 346573, 378963, 398397, 415207, 481821, 513279, 539601, 553869, 750177, 800033, 989001, 1039719, 1083589, 1195191, 1245621, 1445463, 1618803, 1726387, 2087891, 2338271, 2400099, 2523181, 3119157, 3250767, 3417473, 3736863, 4505449, 5179161, 6263673, 6584887, 7014813, 7200297, 7569543, 9752301, 10252419, 13516347, 14209493, 15537483, 18791019, 19754661, 21044439, 22708629, 30757257, 32801353, 40549041, 42628479, 44427149, 59263983, 85603531, 98404059, 127885437, 133281447, 184723409, 256810593, 269980367, 295212177, 399844341, 554170227, 770431779, 809941101, 1662510681, 2429823303, 3509744771, 10529234313, 31587702939]

約数ペア:

[(1, 31587702939), (3, 10529234313), (9, 3509744771), (13, 2429823303), (19, 1662510681), (39, 809941101), (41, 770431779), (57, 554170227), (79, 399844341), (107, 295212177), (117, 269980367), (123, 256810593), (171, 184723409), (237, 133281447), (247, 127885437), (321, 98404059), (369, 85603531), (533, 59263983), (711, 44427149), (741, 42628479), (779, 40549041), (963, 32801353), (1027, 30757257), (1391, 22708629), (1501, 21044439), (1599, 19754661), (1681, 18791019), (2033, 15537483), (2223, 14209493), (2337, 13516347), (3081, 10252419), (3239, 9752301), (4173, 7569543), (4387, 7200297), (4503, 7014813), (4797, 6584887), (5043, 6263673), (6099, 5179161), (7011, 4505449), (8453, 3736863), (9243, 3417473), (9717, 3250767), (10127, 3119157), (12519, 2523181), (13161, 2400099), (13509, 2338271), (15129, 2087891), (18297, 1726387), (19513, 1618803), (21853, 1445463), (25359, 1245621), (26429, 1195191), (29151, 1083589), (30381, 1039719), (31939, 989001), (39483, 800033), (42107, 750177), (57031, 553869), (58539, 539601), (61541, 513279), (65559, 481821), (76077, 415207), (79287, 398397), (83353, 378963), (91143, 346573), (95817, 329667), (109889, 287451), (126321, 250059), (132799, 237861), (160607, 196677), (171093, 184623), (175617, 179867)]