187836519

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{3881}}^1$

素因数の和:3987

約数の個数: 32

約数和(自身を含む): 289566144

約数和(自身を除く): 101729625

約数列:

[1, 3, 13, 17, 39, 51, 73, 219, 221, 663, 949, 1241, 2847, 3723, 3881, 11643, 16133, 48399, 50453, 65977, 151359, 197931, 283313, 849939, 857701, 2573103, 3683069, 4816321, 11049207, 14448963, 62612173, 187836519]

約数ペア:

[(1, 187836519), (3, 62612173), (13, 14448963), (17, 11049207), (39, 4816321), (51, 3683069), (73, 2573103), (219, 857701), (221, 849939), (663, 283313), (949, 197931), (1241, 151359), (2847, 65977), (3723, 50453), (3881, 48399), (11643, 16133)]