28227411

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{37}}^2\times {\mathrm{79}}^1$

素因数の和:188

約数の個数: 36

約数和(自身を含む): 43898400

約数和(自身を除く): 15670989

約数列:

[1, 3, 9, 29, 37, 79, 87, 111, 237, 261, 333, 711, 1073, 1369, 2291, 2923, 3219, 4107, 6873, 8769, 9657, 12321, 20619, 26307, 39701, 84767, 108151, 119103, 254301, 324453, 357309, 762903, 973359, 3136379, 9409137, 28227411]

約数ペア:

[(1, 28227411), (3, 9409137), (9, 3136379), (29, 973359), (37, 762903), (79, 357309), (87, 324453), (111, 254301), (237, 119103), (261, 108151), (333, 84767), (711, 39701), (1073, 26307), (1369, 20619), (2291, 12321), (2923, 9657), (3219, 8769), (4107, 6873)]