205121910279

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{449}}^1\times {\mathrm{739}}^1$

素因数の和:1357

約数の個数: 96

約数和(自身を含む): 327384288000

約数和(自身を除く): 122262377721

約数列:

[1, 3, 11, 13, 33, 39, 121, 131, 143, 363, 393, 429, 449, 739, 1347, 1441, 1573, 1703, 2217, 4323, 4719, 4939, 5109, 5837, 8129, 9607, 14817, 15851, 17511, 18733, 24387, 28821, 47553, 54329, 56199, 58819, 64207, 89419, 96809, 105677, 162987, 176457, 192621, 206063, 268257, 290427, 317031, 331811, 618189, 647009, 706277, 764647, 995433, 1064899, 1162447, 1258517, 1941027, 2118831, 2293941, 3194697, 3487341, 3649921, 3775551, 4313543, 7117099, 8411117, 10949763, 11713889, 12940629, 13843687, 21351297, 25233351, 35141667, 40149131, 41531061, 43467241, 47448973, 92522287, 120447393, 130401723, 142346919, 152280557, 277566861, 456841671, 478139651, 521938703, 565074133, 1434418953, 1565816109, 1695222399, 5259536161, 6215815463, 15778608483, 18647446389, 68373970093, 205121910279]

約数ペア:

[(1, 205121910279), (3, 68373970093), (11, 18647446389), (13, 15778608483), (33, 6215815463), (39, 5259536161), (121, 1695222399), (131, 1565816109), (143, 1434418953), (363, 565074133), (393, 521938703), (429, 478139651), (449, 456841671), (739, 277566861), (1347, 152280557), (1441, 142346919), (1573, 130401723), (1703, 120447393), (2217, 92522287), (4323, 47448973), (4719, 43467241), (4939, 41531061), (5109, 40149131), (5837, 35141667), (8129, 25233351), (9607, 21351297), (14817, 13843687), (15851, 12940629), (17511, 11713889), (18733, 10949763), (24387, 8411117), (28821, 7117099), (47553, 4313543), (54329, 3775551), (56199, 3649921), (58819, 3487341), (64207, 3194697), (89419, 2293941), (96809, 2118831), (105677, 1941027), (162987, 1258517), (176457, 1162447), (192621, 1064899), (206063, 995433), (268257, 764647), (290427, 706277), (317031, 647009), (331811, 618189)]