28261856

素因数分解:

$2^5\times 7^1\times {\mathrm{281}}^1\times {\mathrm{449}}^1$

素因数の和:747

約数の個数: 48

約数和(自身を含む): 63957600

約数和(自身を除く): 35695744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 281, 449, 562, 898, 1124, 1796, 1967, 2248, 3143, 3592, 3934, 4496, 6286, 7184, 7868, 8992, 12572, 14368, 15736, 25144, 31472, 50288, 62944, 100576, 126169, 252338, 504676, 883183, 1009352, 1766366, 2018704, 3532732, 4037408, 7065464, 14130928, 28261856]

約数ペア:

[(1, 28261856), (2, 14130928), (4, 7065464), (7, 4037408), (8, 3532732), (14, 2018704), (16, 1766366), (28, 1009352), (32, 883183), (56, 504676), (112, 252338), (224, 126169), (281, 100576), (449, 62944), (562, 50288), (898, 31472), (1124, 25144), (1796, 15736), (1967, 14368), (2248, 12572), (3143, 8992), (3592, 7868), (3934, 7184), (4496, 6286)]