287389984

素因数分解:

$2^5\times 7^1\times {\mathrm{43}}^1\times {\mathrm{29837}}^1$

素因数の和:29897

約数の個数: 48

約数和(自身を含む): 661687488

約数和(自身を除く): 374297504

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 56, 86, 112, 172, 224, 301, 344, 602, 688, 1204, 1376, 2408, 4816, 9632, 29837, 59674, 119348, 208859, 238696, 417718, 477392, 835436, 954784, 1282991, 1670872, 2565982, 3341744, 5131964, 6683488, 8980937, 10263928, 17961874, 20527856, 35923748, 41055712, 71847496, 143694992, 287389984]

約数ペア:

[(1, 287389984), (2, 143694992), (4, 71847496), (7, 41055712), (8, 35923748), (14, 20527856), (16, 17961874), (28, 10263928), (32, 8980937), (43, 6683488), (56, 5131964), (86, 3341744), (112, 2565982), (172, 1670872), (224, 1282991), (301, 954784), (344, 835436), (602, 477392), (688, 417718), (1204, 238696), (1376, 208859), (2408, 119348), (4816, 59674), (9632, 29837)]