26721123

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{313}}^1$

素因数の和:539

約数の個数: 32

約数和(自身を含む): 42201600

約数和(自身を除く): 15480477

約数列:

[1, 3, 11, 13, 33, 39, 143, 199, 313, 429, 597, 939, 2189, 2587, 3443, 4069, 6567, 7761, 10329, 12207, 28457, 44759, 62287, 85371, 134277, 186861, 685157, 809731, 2055471, 2429193, 8907041, 26721123]

約数ペア:

[(1, 26721123), (3, 8907041), (11, 2429193), (13, 2055471), (33, 809731), (39, 685157), (143, 186861), (199, 134277), (313, 85371), (429, 62287), (597, 44759), (939, 28457), (2189, 12207), (2587, 10329), (3443, 7761), (4069, 6567)]