12903956

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 25872000

約数和(自身を除く): 12968044

約数列:

[1, 2, 4, 13, 26, 29, 43, 52, 58, 86, 116, 172, 199, 377, 398, 559, 754, 796, 1118, 1247, 1508, 2236, 2494, 2587, 4988, 5174, 5771, 8557, 10348, 11542, 16211, 17114, 23084, 32422, 34228, 64844, 75023, 111241, 150046, 222482, 248153, 300092, 444964, 496306, 992612, 3225989, 6451978, 12903956]

約数ペア:

[(1, 12903956), (2, 6451978), (4, 3225989), (13, 992612), (26, 496306), (29, 444964), (43, 300092), (52, 248153), (58, 222482), (86, 150046), (116, 111241), (172, 75023), (199, 64844), (377, 34228), (398, 32422), (559, 23084), (754, 17114), (796, 16211), (1118, 11542), (1247, 10348), (1508, 8557), (2236, 5771), (2494, 5174), (2587, 4988)]