28403606

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{1019}}^1$

素因数の和:1220

約数の個数: 32

約数和(自身を含む): 53464320

約数和(自身を除く): 25060714

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 181, 362, 1019, 1267, 1991, 2038, 2534, 3982, 7133, 11209, 13937, 14266, 22418, 27874, 78463, 156926, 184439, 368878, 1291073, 2028829, 2582146, 4057658, 14201803, 28403606]

約数ペア:

[(1, 28403606), (2, 14201803), (7, 4057658), (11, 2582146), (14, 2028829), (22, 1291073), (77, 368878), (154, 184439), (181, 156926), (362, 78463), (1019, 27874), (1267, 22418), (1991, 14266), (2038, 13937), (2534, 11209), (3982, 7133)]