28111304

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1973}}^1$

素因数の和:2129

約数の個数: 32

約数和(自身を含む): 57206520

約数和(自身を除く): 29095216

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 137, 274, 548, 1096, 1781, 1973, 3562, 3946, 7124, 7892, 14248, 15784, 25649, 51298, 102596, 205192, 270301, 540602, 1081204, 2162408, 3513913, 7027826, 14055652, 28111304]

約数ペア:

[(1, 28111304), (2, 14055652), (4, 7027826), (8, 3513913), (13, 2162408), (26, 1081204), (52, 540602), (104, 270301), (137, 205192), (274, 102596), (548, 51298), (1096, 25649), (1781, 15784), (1973, 14248), (3562, 7892), (3946, 7124)]