278345312

素因数分解:

$2^5\times 7^1\times {\mathrm{293}}^1\times {\mathrm{4241}}^1$

素因数の和:4551

約数の個数: 48

約数和(自身を含む): 628562592

約数和(自身を除く): 350217280

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 293, 586, 1172, 2051, 2344, 4102, 4241, 4688, 8204, 8482, 9376, 16408, 16964, 29687, 32816, 33928, 59374, 65632, 67856, 118748, 135712, 237496, 474992, 949984, 1242613, 2485226, 4970452, 8698291, 9940904, 17396582, 19881808, 34793164, 39763616, 69586328, 139172656, 278345312]

約数ペア:

[(1, 278345312), (2, 139172656), (4, 69586328), (7, 39763616), (8, 34793164), (14, 19881808), (16, 17396582), (28, 9940904), (32, 8698291), (56, 4970452), (112, 2485226), (224, 1242613), (293, 949984), (586, 474992), (1172, 237496), (2051, 135712), (2344, 118748), (4102, 67856), (4241, 65632), (4688, 59374), (8204, 33928), (8482, 32816), (9376, 29687), (16408, 16964)]