686979997011

素因数分解:

$3^5\times 7^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{26357}}^1$

素因数の和:26596

約数の個数: 144

約数和(自身を含む): 1312501881600

約数和(自身を除く): 625521884589

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 49, 63, 77, 81, 99, 147, 189, 199, 231, 243, 297, 441, 539, 567, 597, 693, 891, 1323, 1393, 1617, 1701, 1791, 2079, 2189, 2673, 3969, 4179, 4851, 5373, 6237, 6567, 9751, 11907, 12537, 14553, 15323, 16119, 18711, 19701, 26357, 29253, 37611, 43659, 45969, 48357, 59103, 79071, 87759, 107261, 112833, 130977, 137907, 177309, 184499, 237213, 263277, 289927, 321783, 338499, 413721, 531927, 553497, 711639, 789831, 869781, 965349, 1241163, 1291493, 1660491, 2029489, 2134917, 2369493, 2609343, 2896047, 3723489, 3874479, 4981473, 5245043, 6088467, 6404751, 7828029, 8688141, 11623437, 14206423, 14944419, 15735129, 18265401, 23484087, 26064423, 34870311, 36715301, 42619269, 44833257, 47205387, 54796203, 57695473, 70452261, 104610933, 110145903, 127857807, 141616161, 164388609, 173086419, 257007107, 313832799, 330437709, 383573421, 403868311, 424848483, 493165827, 519259257, 771021321, 991313127, 1150720263, 1211604933, 1274545449, 1557777771, 2313063963, 2827078177, 2973939381, 3452160789, 3634814799, 4673333313, 6939191889, 8481234531, 8921818143, 10904444397, 14019999939, 20817575667, 25443703593, 32713333191, 62452727001, 76331110779, 98139999573, 228993332337, 686979997011]

約数ペア:

[(1, 686979997011), (3, 228993332337), (7, 98139999573), (9, 76331110779), (11, 62452727001), (21, 32713333191), (27, 25443703593), (33, 20817575667), (49, 14019999939), (63, 10904444397), (77, 8921818143), (81, 8481234531), (99, 6939191889), (147, 4673333313), (189, 3634814799), (199, 3452160789), (231, 2973939381), (243, 2827078177), (297, 2313063963), (441, 1557777771), (539, 1274545449), (567, 1211604933), (597, 1150720263), (693, 991313127), (891, 771021321), (1323, 519259257), (1393, 493165827), (1617, 424848483), (1701, 403868311), (1791, 383573421), (2079, 330437709), (2189, 313832799), (2673, 257007107), (3969, 173086419), (4179, 164388609), (4851, 141616161), (5373, 127857807), (6237, 110145903), (6567, 104610933), (9751, 70452261), (11907, 57695473), (12537, 54796203), (14553, 47205387), (15323, 44833257), (16119, 42619269), (18711, 36715301), (19701, 34870311), (26357, 26064423), (29253, 23484087), (37611, 18265401), (43659, 15735129), (45969, 14944419), (48357, 14206423), (59103, 11623437), (79071, 8688141), (87759, 7828029), (107261, 6404751), (112833, 6088467), (130977, 5245043), (137907, 4981473), (177309, 3874479), (184499, 3723489), (237213, 2896047), (263277, 2609343), (289927, 2369493), (321783, 2134917), (338499, 2029489), (413721, 1660491), (531927, 1291493), (553497, 1241163), (711639, 965349), (789831, 869781)]