28231788

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{13921}}^1$

素因数の和:13954

約数の個数: 36

約数和(自身を含む): 71336328

約数和(自身を除く): 43104540

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 338, 507, 676, 1014, 2028, 13921, 27842, 41763, 55684, 83526, 167052, 180973, 361946, 542919, 723892, 1085838, 2171676, 2352649, 4705298, 7057947, 9410596, 14115894, 28231788]

約数ペア:

[(1, 28231788), (2, 14115894), (3, 9410596), (4, 7057947), (6, 4705298), (12, 2352649), (13, 2171676), (26, 1085838), (39, 723892), (52, 542919), (78, 361946), (156, 180973), (169, 167052), (338, 83526), (507, 55684), (676, 41763), (1014, 27842), (2028, 13921)]