28778958

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6473}}^1$

素因数の和:6513

約数の個数: 48

約数和(自身を含む): 70696080

約数和(自身を除く): 41917122

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 78, 114, 117, 171, 234, 247, 342, 494, 741, 1482, 2223, 4446, 6473, 12946, 19419, 38838, 58257, 84149, 116514, 122987, 168298, 245974, 252447, 368961, 504894, 737922, 757341, 1106883, 1514682, 1598831, 2213766, 3197662, 4796493, 9592986, 14389479, 28778958]

約数ペア:

[(1, 28778958), (2, 14389479), (3, 9592986), (6, 4796493), (9, 3197662), (13, 2213766), (18, 1598831), (19, 1514682), (26, 1106883), (38, 757341), (39, 737922), (57, 504894), (78, 368961), (114, 252447), (117, 245974), (171, 168298), (234, 122987), (247, 116514), (342, 84149), (494, 58257), (741, 38838), (1482, 19419), (2223, 12946), (4446, 6473)]