2051257689

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:261

約数の個数: 160

約数和(自身を含む): 3800522880

約数和(自身を除く): 1749265191

約数列:

[1, 3, 9, 13, 17, 19, 27, 37, 39, 51, 57, 81, 111, 117, 153, 163, 171, 221, 247, 323, 333, 351, 459, 481, 489, 513, 629, 663, 703, 741, 969, 999, 1053, 1377, 1443, 1467, 1539, 1887, 1989, 2109, 2119, 2223, 2771, 2907, 2997, 3097, 4199, 4329, 4401, 5661, 5967, 6031, 6327, 6357, 6669, 8177, 8313, 8721, 9139, 9291, 11951, 12597, 12987, 13203, 16983, 17901, 18093, 18981, 19071, 20007, 24531, 24939, 26163, 27417, 27873, 35853, 36023, 37791, 38961, 40261, 50949, 52649, 54279, 56943, 57213, 73593, 74817, 78403, 82251, 83619, 102527, 107559, 108069, 113373, 114589, 120783, 155363, 157947, 162837, 171639, 220779, 224451, 235209, 246753, 250857, 307581, 322677, 324207, 340119, 343767, 362349, 466089, 473841, 488511, 662337, 684437, 705627, 740259, 922743, 968031, 972621, 1031301, 1087047, 1332851, 1398267, 1421523, 1489657, 1948013, 2053311, 2116881, 2768229, 2917863, 3093903, 3261141, 3998553, 4194801, 4264569, 4468971, 5844039, 6159933, 6350643, 8304687, 9281709, 11995659, 12584403, 13406913, 17532117, 18479799, 25324169, 35986977, 40220739, 52596351, 55439397, 75972507, 107960931, 120662217, 157789053, 227917521, 683752563, 2051257689]

約数ペア:

[(1, 2051257689), (3, 683752563), (9, 227917521), (13, 157789053), (17, 120662217), (19, 107960931), (27, 75972507), (37, 55439397), (39, 52596351), (51, 40220739), (57, 35986977), (81, 25324169), (111, 18479799), (117, 17532117), (153, 13406913), (163, 12584403), (171, 11995659), (221, 9281709), (247, 8304687), (323, 6350643), (333, 6159933), (351, 5844039), (459, 4468971), (481, 4264569), (489, 4194801), (513, 3998553), (629, 3261141), (663, 3093903), (703, 2917863), (741, 2768229), (969, 2116881), (999, 2053311), (1053, 1948013), (1377, 1489657), (1443, 1421523), (1467, 1398267), (1539, 1332851), (1887, 1087047), (1989, 1031301), (2109, 972621), (2119, 968031), (2223, 922743), (2771, 740259), (2907, 705627), (2997, 684437), (3097, 662337), (4199, 488511), (4329, 473841), (4401, 466089), (5661, 362349), (5967, 343767), (6031, 340119), (6327, 324207), (6357, 322677), (6669, 307581), (8177, 250857), (8313, 246753), (8721, 235209), (9139, 224451), (9291, 220779), (11951, 171639), (12597, 162837), (12987, 157947), (13203, 155363), (16983, 120783), (17901, 114589), (18093, 113373), (18981, 108069), (19071, 107559), (20007, 102527), (24531, 83619), (24939, 82251), (26163, 78403), (27417, 74817), (27873, 73593), (35853, 57213), (36023, 56943), (37791, 54279), (38961, 52649), (40261, 50949)]