28268812

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{677}}^1$

素因数の和:778

約数の個数: 48

約数和(自身を含む): 59002272

約数和(自身を除く): 30733460

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 73, 143, 146, 286, 292, 572, 677, 803, 949, 1354, 1606, 1898, 2708, 3212, 3796, 7447, 8801, 10439, 14894, 17602, 20878, 29788, 35204, 41756, 49421, 96811, 98842, 193622, 197684, 387244, 543631, 642473, 1087262, 1284946, 2174524, 2569892, 7067203, 14134406, 28268812]

約数ペア:

[(1, 28268812), (2, 14134406), (4, 7067203), (11, 2569892), (13, 2174524), (22, 1284946), (26, 1087262), (44, 642473), (52, 543631), (73, 387244), (143, 197684), (146, 193622), (286, 98842), (292, 96811), (572, 49421), (677, 41756), (803, 35204), (949, 29788), (1354, 20878), (1606, 17602), (1898, 14894), (2708, 10439), (3212, 8801), (3796, 7447)]