66941212

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{6469}}^1$

素因数の和:6685

約数の個数: 24

約数和(自身を含む): 126812000

約数和(自身を除く): 59870788

約数列:

[1, 2, 4, 13, 26, 52, 199, 398, 796, 2587, 5174, 6469, 10348, 12938, 25876, 84097, 168194, 336388, 1287331, 2574662, 5149324, 16735303, 33470606, 66941212]

約数ペア:

[(1, 66941212), (2, 33470606), (4, 16735303), (13, 5149324), (26, 2574662), (52, 1287331), (199, 336388), (398, 168194), (796, 84097), (2587, 25876), (5174, 12938), (6469, 10348)]