82173

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1$

素因数の和:73

約数の個数: 24

約数和(自身を含む): 140448

約数和(自身を除く): 58275

約数列:

[1, 3, 7, 13, 21, 39, 43, 49, 91, 129, 147, 273, 301, 559, 637, 903, 1677, 1911, 2107, 3913, 6321, 11739, 27391, 82173]

約数ペア:

[(1, 82173), (3, 27391), (7, 11739), (13, 6321), (21, 3913), (39, 2107), (43, 1911), (49, 1677), (91, 903), (129, 637), (147, 559), (273, 301)]