28712864

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1123}}^1$

素因数の和:1197

約数の個数: 48

約数和(自身を含む): 61181568

約数和(自身を除く): 32468704

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 47, 68, 94, 136, 188, 272, 376, 544, 752, 799, 1123, 1504, 1598, 2246, 3196, 4492, 6392, 8984, 12784, 17968, 19091, 25568, 35936, 38182, 52781, 76364, 105562, 152728, 211124, 305456, 422248, 610912, 844496, 897277, 1688992, 1794554, 3589108, 7178216, 14356432, 28712864]

約数ペア:

[(1, 28712864), (2, 14356432), (4, 7178216), (8, 3589108), (16, 1794554), (17, 1688992), (32, 897277), (34, 844496), (47, 610912), (68, 422248), (94, 305456), (136, 211124), (188, 152728), (272, 105562), (376, 76364), (544, 52781), (752, 38182), (799, 35936), (1123, 25568), (1504, 19091), (1598, 17968), (2246, 12784), (3196, 8984), (4492, 6392)]