28487916

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{13883}}^1$

素因数の和:13915

約数の個数: 48

約数和(自身を含む): 77750400

約数和(自身を除く): 49262484

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 1026, 2052, 13883, 27766, 41649, 55532, 83298, 124947, 166596, 249894, 263777, 374841, 499788, 527554, 749682, 791331, 1055108, 1499364, 1582662, 2373993, 3165324, 4747986, 7121979, 9495972, 14243958, 28487916]

約数ペア:

[(1, 28487916), (2, 14243958), (3, 9495972), (4, 7121979), (6, 4747986), (9, 3165324), (12, 2373993), (18, 1582662), (19, 1499364), (27, 1055108), (36, 791331), (38, 749682), (54, 527554), (57, 499788), (76, 374841), (108, 263777), (114, 249894), (171, 166596), (228, 124947), (342, 83298), (513, 55532), (684, 41649), (1026, 27766), (2052, 13883)]