261392992

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37643}}^1$

素因数の和:37691

約数の個数: 48

約数和(自身を含む): 607122432

約数和(自身を除く): 345729440

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 112, 124, 217, 224, 248, 434, 496, 868, 992, 1736, 3472, 6944, 37643, 75286, 150572, 263501, 301144, 527002, 602288, 1054004, 1166933, 1204576, 2108008, 2333866, 4216016, 4667732, 8168531, 8432032, 9335464, 16337062, 18670928, 32674124, 37341856, 65348248, 130696496, 261392992]

約数ペア:

[(1, 261392992), (2, 130696496), (4, 65348248), (7, 37341856), (8, 32674124), (14, 18670928), (16, 16337062), (28, 9335464), (31, 8432032), (32, 8168531), (56, 4667732), (62, 4216016), (112, 2333866), (124, 2108008), (217, 1204576), (224, 1166933), (248, 1054004), (434, 602288), (496, 527002), (868, 301144), (992, 263501), (1736, 150572), (3472, 75286), (6944, 37643)]