20143237257

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{547}}^1$

素因数の和:692

約数の個数: 144

約数和(自身を含む): 36044476416

約数和(自身を除く): 15901239159

約数列:

[1, 3, 9, 11, 13, 31, 33, 39, 71, 93, 99, 117, 143, 169, 213, 279, 341, 403, 429, 507, 547, 639, 781, 923, 1023, 1209, 1287, 1521, 1641, 1859, 2201, 2343, 2769, 3069, 3627, 4433, 4923, 5239, 5577, 6017, 6603, 7029, 7111, 8307, 10153, 11999, 13299, 15717, 16731, 16957, 18051, 19809, 21333, 24211, 28613, 30459, 35997, 38837, 39897, 47151, 50871, 54153, 57629, 63999, 72633, 78221, 85839, 91377, 92443, 107991, 116511, 131989, 152613, 172887, 186527, 217899, 220441, 234663, 257517, 277329, 314743, 349533, 371969, 395967, 427207, 504881, 518661, 559581, 661323, 703989, 831987, 944229, 1016873, 1115907, 1187901, 1203947, 1281621, 1514643, 1678743, 1983969, 2424851, 2832687, 2865733, 3050619, 3347721, 3611841, 3844863, 4091659, 4543929, 5553691, 6563453, 7274553, 8597199, 9151857, 10835523, 12274977, 13243417, 15651311, 16661073, 19690359, 21823659, 25791597, 31523063, 36824931, 39730251, 46953933, 49983219, 59071077, 72197983, 94569189, 119190753, 140861799, 172164421, 203467043, 216593949, 283707567, 516493263, 610401129, 649781847, 1549479789, 1831203387, 2238137473, 6714412419, 20143237257]

約数ペア:

[(1, 20143237257), (3, 6714412419), (9, 2238137473), (11, 1831203387), (13, 1549479789), (31, 649781847), (33, 610401129), (39, 516493263), (71, 283707567), (93, 216593949), (99, 203467043), (117, 172164421), (143, 140861799), (169, 119190753), (213, 94569189), (279, 72197983), (341, 59071077), (403, 49983219), (429, 46953933), (507, 39730251), (547, 36824931), (639, 31523063), (781, 25791597), (923, 21823659), (1023, 19690359), (1209, 16661073), (1287, 15651311), (1521, 13243417), (1641, 12274977), (1859, 10835523), (2201, 9151857), (2343, 8597199), (2769, 7274553), (3069, 6563453), (3627, 5553691), (4433, 4543929), (4923, 4091659), (5239, 3844863), (5577, 3611841), (6017, 3347721), (6603, 3050619), (7029, 2865733), (7111, 2832687), (8307, 2424851), (10153, 1983969), (11999, 1678743), (13299, 1514643), (15717, 1281621), (16731, 1203947), (16957, 1187901), (18051, 1115907), (19809, 1016873), (21333, 944229), (24211, 831987), (28613, 703989), (30459, 661323), (35997, 559581), (38837, 518661), (39897, 504881), (47151, 427207), (50871, 395967), (54153, 371969), (57629, 349533), (63999, 314743), (72633, 277329), (78221, 257517), (85839, 234663), (91377, 220441), (92443, 217899), (107991, 186527), (116511, 172887), (131989, 152613)]