2521103613

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1949}}^1\times {\mathrm{1987}}^1$

素因数の和:3977

約数の個数: 32

約数和(自身を含む): 3969638400

約数和(自身を除く): 1448534787

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 1949, 1987, 5847, 5961, 13643, 13909, 40929, 41727, 60419, 61597, 181257, 184791, 422933, 431179, 1268799, 1293537, 3872663, 11617989, 27108641, 81325923, 120052553, 360157659, 840367871, 2521103613]

約数ペア:

[(1, 2521103613), (3, 840367871), (7, 360157659), (21, 120052553), (31, 81325923), (93, 27108641), (217, 11617989), (651, 3872663), (1949, 1293537), (1987, 1268799), (5847, 431179), (5961, 422933), (13643, 184791), (13909, 181257), (40929, 61597), (41727, 60419)]