881216

素因数分解:

$2^6\times 7^2\times {\mathrm{281}}^1$

素因数の和:307

約数の個数: 42

約数和(自身を含む): 2041398

約数和(自身を除く): 1160182

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 281, 392, 448, 562, 784, 1124, 1568, 1967, 2248, 3136, 3934, 4496, 7868, 8992, 13769, 15736, 17984, 27538, 31472, 55076, 62944, 110152, 125888, 220304, 440608, 881216]

約数ペア:

[(1, 881216), (2, 440608), (4, 220304), (7, 125888), (8, 110152), (14, 62944), (16, 55076), (28, 31472), (32, 27538), (49, 17984), (56, 15736), (64, 13769), (98, 8992), (112, 7868), (196, 4496), (224, 3934), (281, 3136), (392, 2248), (448, 1967), (562, 1568), (784, 1124)]