521199616

素因数分解:

$2^{13}\times 7^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:243

約数の個数: 112

約数和(自身を含む): 1218895200

約数和(自身を除く): 697695584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 64, 112, 122, 128, 149, 224, 244, 256, 298, 427, 448, 488, 512, 596, 854, 896, 976, 1024, 1043, 1192, 1708, 1792, 1952, 2048, 2086, 2384, 3416, 3584, 3904, 4096, 4172, 4768, 6832, 7168, 7808, 8192, 8344, 9089, 9536, 13664, 14336, 15616, 16688, 18178, 19072, 27328, 28672, 31232, 33376, 36356, 38144, 54656, 57344, 62464, 63623, 66752, 72712, 76288, 109312, 124928, 127246, 133504, 145424, 152576, 218624, 249856, 254492, 267008, 290848, 305152, 437248, 499712, 508984, 534016, 581696, 610304, 874496, 1017968, 1068032, 1163392, 1220608, 1748992, 2035936, 2136064, 2326784, 3497984, 4071872, 4272128, 4653568, 8143744, 8544256, 9307136, 16287488, 18614272, 32574976, 37228544, 65149952, 74457088, 130299904, 260599808, 521199616]

約数ペア:

[(1, 521199616), (2, 260599808), (4, 130299904), (7, 74457088), (8, 65149952), (14, 37228544), (16, 32574976), (28, 18614272), (32, 16287488), (56, 9307136), (61, 8544256), (64, 8143744), (112, 4653568), (122, 4272128), (128, 4071872), (149, 3497984), (224, 2326784), (244, 2136064), (256, 2035936), (298, 1748992), (427, 1220608), (448, 1163392), (488, 1068032), (512, 1017968), (596, 874496), (854, 610304), (896, 581696), (976, 534016), (1024, 508984), (1043, 499712), (1192, 437248), (1708, 305152), (1792, 290848), (1952, 267008), (2048, 254492), (2086, 249856), (2384, 218624), (3416, 152576), (3584, 145424), (3904, 133504), (4096, 127246), (4172, 124928), (4768, 109312), (6832, 76288), (7168, 72712), (7808, 66752), (8192, 63623), (8344, 62464), (9089, 57344), (9536, 54656), (13664, 38144), (14336, 36356), (15616, 33376), (16688, 31232), (18178, 28672), (19072, 27328)]