28268128

素因数分解:

$2^5\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1301}}^1$

素因数の和:1415

約数の個数: 48

約数和(自身を含む): 64308384

約数和(自身を除く): 36040256

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 97, 112, 194, 224, 388, 679, 776, 1301, 1358, 1552, 2602, 2716, 3104, 5204, 5432, 9107, 10408, 10864, 18214, 20816, 21728, 36428, 41632, 72856, 126197, 145712, 252394, 291424, 504788, 883379, 1009576, 1766758, 2019152, 3533516, 4038304, 7067032, 14134064, 28268128]

約数ペア:

[(1, 28268128), (2, 14134064), (4, 7067032), (7, 4038304), (8, 3533516), (14, 2019152), (16, 1766758), (28, 1009576), (32, 883379), (56, 504788), (97, 291424), (112, 252394), (194, 145712), (224, 126197), (388, 72856), (679, 41632), (776, 36428), (1301, 21728), (1358, 20816), (1552, 18214), (2602, 10864), (2716, 10408), (3104, 9107), (5204, 5432)]