978318292

素因数分解:

$2^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{241}}^1\times {\mathrm{1283}}^1$

素因数の和:1648

約数の個数: 48

約数和(自身を含む): 1983687552

約数和(自身を除く): 1005369260

約数列:

[1, 2, 4, 7, 14, 28, 113, 226, 241, 452, 482, 791, 964, 1283, 1582, 1687, 2566, 3164, 3374, 5132, 6748, 8981, 17962, 27233, 35924, 54466, 108932, 144979, 190631, 289958, 309203, 381262, 579916, 618406, 762524, 1014853, 1236812, 2029706, 2164421, 4059412, 4328842, 8657684, 34939939, 69879878, 139759756, 244579573, 489159146, 978318292]

約数ペア:

[(1, 978318292), (2, 489159146), (4, 244579573), (7, 139759756), (14, 69879878), (28, 34939939), (113, 8657684), (226, 4328842), (241, 4059412), (452, 2164421), (482, 2029706), (791, 1236812), (964, 1014853), (1283, 762524), (1582, 618406), (1687, 579916), (2566, 381262), (3164, 309203), (3374, 289958), (5132, 190631), (6748, 144979), (8981, 108932), (17962, 54466), (27233, 35924)]