15964377

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 26812800

約数和(自身を除く): 10848423

約数列:

[1, 3, 11, 13, 17, 33, 39, 51, 121, 143, 187, 199, 221, 363, 429, 561, 597, 663, 1573, 2057, 2189, 2431, 2587, 3383, 4719, 6171, 6567, 7293, 7761, 10149, 24079, 26741, 28457, 37213, 43979, 72237, 80223, 85371, 111639, 131937, 313027, 409343, 483769, 939081, 1228029, 1451307, 5321459, 15964377]

約数ペア:

[(1, 15964377), (3, 5321459), (11, 1451307), (13, 1228029), (17, 939081), (33, 483769), (39, 409343), (51, 313027), (121, 131937), (143, 111639), (187, 85371), (199, 80223), (221, 72237), (363, 43979), (429, 37213), (561, 28457), (597, 26741), (663, 24079), (1573, 10149), (2057, 7761), (2189, 7293), (2431, 6567), (2587, 6171), (3383, 4719)]