28857248

素因数分解:

$2^5\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2741}}^1$

素因数の和:2805

約数の個数: 48

約数和(自身を含む): 66334464

約数和(自身を除く): 37477216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 56, 94, 112, 188, 224, 329, 376, 658, 752, 1316, 1504, 2632, 2741, 5264, 5482, 10528, 10964, 19187, 21928, 38374, 43856, 76748, 87712, 128827, 153496, 257654, 306992, 515308, 613984, 901789, 1030616, 1803578, 2061232, 3607156, 4122464, 7214312, 14428624, 28857248]

約数ペア:

[(1, 28857248), (2, 14428624), (4, 7214312), (7, 4122464), (8, 3607156), (14, 2061232), (16, 1803578), (28, 1030616), (32, 901789), (47, 613984), (56, 515308), (94, 306992), (112, 257654), (188, 153496), (224, 128827), (329, 87712), (376, 76748), (658, 43856), (752, 38374), (1316, 21928), (1504, 19187), (2632, 10964), (2741, 10528), (5264, 5482)]