213331582

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{28211}}^1$

素因数の和:28431

約数の個数: 16

約数和(自身を含む): 338544000

約数和(自身を除く): 125212418

約数列:

[1, 2, 19, 38, 199, 398, 3781, 7562, 28211, 56422, 536009, 1072018, 5613989, 11227978, 106665791, 213331582]

約数ペア:

[(1, 213331582), (2, 106665791), (19, 11227978), (38, 5613989), (199, 1072018), (398, 536009), (3781, 56422), (7562, 28211)]