25857689

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 33116160

約数和(自身を除く): 7258471

約数列:

[1, 11, 13, 19, 31, 143, 209, 247, 307, 341, 403, 589, 2717, 3377, 3991, 4433, 5833, 6479, 7657, 9517, 43901, 64163, 75829, 84227, 104687, 123721, 180823, 834119, 1360931, 1989053, 2350699, 25857689]

約数ペア:

[(1, 25857689), (11, 2350699), (13, 1989053), (19, 1360931), (31, 834119), (143, 180823), (209, 123721), (247, 104687), (307, 84227), (341, 75829), (403, 64163), (589, 43901), (2717, 9517), (3377, 7657), (3991, 6479), (4433, 5833)]