439936

素因数分解:

$2^7\times 7^1\times {\mathrm{491}}^1$

素因数の和:512

約数の個数: 32

約数和(自身を含む): 1003680

約数和(自身を除く): 563744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 491, 896, 982, 1964, 3437, 3928, 6874, 7856, 13748, 15712, 27496, 31424, 54992, 62848, 109984, 219968, 439936]

約数ペア:

[(1, 439936), (2, 219968), (4, 109984), (7, 62848), (8, 54992), (14, 31424), (16, 27496), (28, 15712), (32, 13748), (56, 7856), (64, 6874), (112, 3928), (128, 3437), (224, 1964), (448, 982), (491, 896)]