15571556

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3889}}^1$

素因数の和:3924

約数の個数: 48

約数和(自身を含む): 36597120

約数和(自身を除く): 21025564

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 3889, 4004, 7778, 15556, 27223, 42779, 50557, 54446, 85558, 101114, 108892, 171116, 202228, 299453, 353899, 556127, 598906, 707798, 1112254, 1197812, 1415596, 2224508, 3892889, 7785778, 15571556]

約数ペア:

[(1, 15571556), (2, 7785778), (4, 3892889), (7, 2224508), (11, 1415596), (13, 1197812), (14, 1112254), (22, 707798), (26, 598906), (28, 556127), (44, 353899), (52, 299453), (77, 202228), (91, 171116), (143, 108892), (154, 101114), (182, 85558), (286, 54446), (308, 50557), (364, 42779), (572, 27223), (1001, 15556), (2002, 7778), (3889, 4004)]