201681207

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{277}}^1$

素因数の和:437

約数の個数: 72

約数和(自身を含む): 369148416

約数和(自身を除く): 167467209

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 127, 147, 273, 277, 381, 441, 637, 819, 831, 889, 1143, 1651, 1911, 1939, 2493, 2667, 3601, 4953, 5733, 5817, 6223, 8001, 10803, 11557, 13573, 14859, 17451, 18669, 25207, 32409, 34671, 35179, 40719, 56007, 75621, 80899, 104013, 105537, 122157, 176449, 226863, 242697, 246253, 316611, 457327, 529347, 728091, 738759, 1371981, 1588041, 1723771, 2216277, 3201289, 4115943, 5171313, 9603867, 15513939, 22409023, 28811601, 67227069, 201681207]

約数ペア:

[(1, 201681207), (3, 67227069), (7, 28811601), (9, 22409023), (13, 15513939), (21, 9603867), (39, 5171313), (49, 4115943), (63, 3201289), (91, 2216277), (117, 1723771), (127, 1588041), (147, 1371981), (273, 738759), (277, 728091), (381, 529347), (441, 457327), (637, 316611), (819, 246253), (831, 242697), (889, 226863), (1143, 176449), (1651, 122157), (1911, 105537), (1939, 104013), (2493, 80899), (2667, 75621), (3601, 56007), (4953, 40719), (5733, 35179), (5817, 34671), (6223, 32409), (8001, 25207), (10803, 18669), (11557, 17451), (13573, 14859)]