421487808

素因数分解:

$2^6\times 3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{631}}^1$

素因数の和:731

約数の個数: 168

約数和(自身を含む): 1317613824

約数和(自身を除く): 896126016

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 71, 84, 96, 98, 112, 142, 147, 168, 192, 196, 213, 224, 284, 294, 336, 392, 426, 448, 497, 568, 588, 631, 672, 784, 852, 994, 1136, 1176, 1262, 1344, 1491, 1568, 1704, 1893, 1988, 2272, 2352, 2524, 2982, 3136, 3408, 3479, 3786, 3976, 4417, 4544, 4704, 5048, 5964, 6816, 6958, 7572, 7952, 8834, 9408, 10096, 10437, 11928, 13251, 13632, 13916, 15144, 15904, 17668, 20192, 20874, 23856, 26502, 27832, 30288, 30919, 31808, 35336, 40384, 41748, 44801, 47712, 53004, 55664, 60576, 61838, 70672, 83496, 89602, 92757, 95424, 106008, 111328, 121152, 123676, 134403, 141344, 166992, 179204, 185514, 212016, 222656, 247352, 268806, 282688, 313607, 333984, 358408, 371028, 424032, 494704, 537612, 627214, 667968, 716816, 742056, 848064, 940821, 989408, 1075224, 1254428, 1433632, 1484112, 1881642, 1978816, 2150448, 2195249, 2508856, 2867264, 2968224, 3763284, 4300896, 4390498, 5017712, 5936448, 6585747, 7526568, 8601792, 8780996, 10035424, 13171494, 15053136, 17561992, 20070848, 26342988, 30106272, 35123984, 52685976, 60212544, 70247968, 105371952, 140495936, 210743904, 421487808]

約数ペア:

[(1, 421487808), (2, 210743904), (3, 140495936), (4, 105371952), (6, 70247968), (7, 60212544), (8, 52685976), (12, 35123984), (14, 30106272), (16, 26342988), (21, 20070848), (24, 17561992), (28, 15053136), (32, 13171494), (42, 10035424), (48, 8780996), (49, 8601792), (56, 7526568), (64, 6585747), (71, 5936448), (84, 5017712), (96, 4390498), (98, 4300896), (112, 3763284), (142, 2968224), (147, 2867264), (168, 2508856), (192, 2195249), (196, 2150448), (213, 1978816), (224, 1881642), (284, 1484112), (294, 1433632), (336, 1254428), (392, 1075224), (426, 989408), (448, 940821), (497, 848064), (568, 742056), (588, 716816), (631, 667968), (672, 627214), (784, 537612), (852, 494704), (994, 424032), (1136, 371028), (1176, 358408), (1262, 333984), (1344, 313607), (1491, 282688), (1568, 268806), (1704, 247352), (1893, 222656), (1988, 212016), (2272, 185514), (2352, 179204), (2524, 166992), (2982, 141344), (3136, 134403), (3408, 123676), (3479, 121152), (3786, 111328), (3976, 106008), (4417, 95424), (4544, 92757), (4704, 89602), (5048, 83496), (5964, 70672), (6816, 61838), (6958, 60576), (7572, 55664), (7952, 53004), (8834, 47712), (9408, 44801), (10096, 41748), (10437, 40384), (11928, 35336), (13251, 31808), (13632, 30919), (13916, 30288), (15144, 27832), (15904, 26502), (17668, 23856), (20192, 20874)]