257088841919

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{2803}}^1$

素因数の和:2969

約数の個数: 96

約数和(自身を含む): 342066106368

約数和(自身を除く): 84977264449

約数列:

[1, 7, 13, 31, 41, 61, 91, 169, 217, 287, 403, 427, 533, 793, 1183, 1271, 1891, 2501, 2803, 2821, 3731, 5239, 5551, 6929, 8897, 10309, 13237, 16523, 17507, 19621, 24583, 32513, 36439, 36673, 48503, 72163, 77531, 86893, 114923, 115661, 170983, 172081, 214799, 227591, 255073, 319579, 422669, 473707, 542717, 608251, 804461, 1007903, 1129609, 1196881, 1493999, 1503593, 2222779, 2237053, 2958683, 3315949, 3562613, 5300473, 7010303, 7055321, 7907263, 10457993, 13102739, 14684917, 15559453, 19421987, 24938291, 28896127, 37103311, 46313969, 49072121, 68906149, 91133939, 91719173, 102794419, 135953909, 202272889, 217319393, 324197783, 482343043, 602081597, 637937573, 895779937, 1184741207, 1521235751, 2825152109, 4214571179, 6270459559, 8293188449, 19776064763, 36726977417, 257088841919]

約数ペア:

[(1, 257088841919), (7, 36726977417), (13, 19776064763), (31, 8293188449), (41, 6270459559), (61, 4214571179), (91, 2825152109), (169, 1521235751), (217, 1184741207), (287, 895779937), (403, 637937573), (427, 602081597), (533, 482343043), (793, 324197783), (1183, 217319393), (1271, 202272889), (1891, 135953909), (2501, 102794419), (2803, 91719173), (2821, 91133939), (3731, 68906149), (5239, 49072121), (5551, 46313969), (6929, 37103311), (8897, 28896127), (10309, 24938291), (13237, 19421987), (16523, 15559453), (17507, 14684917), (19621, 13102739), (24583, 10457993), (32513, 7907263), (36439, 7055321), (36673, 7010303), (48503, 5300473), (72163, 3562613), (77531, 3315949), (86893, 2958683), (114923, 2237053), (115661, 2222779), (170983, 1503593), (172081, 1493999), (214799, 1196881), (227591, 1129609), (255073, 1007903), (319579, 804461), (422669, 608251), (473707, 542717)]