627248

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{199}}^1$

素因数の和:404

約数の個数: 20

約数和(自身を含む): 1227600

約数和(自身を除く): 600352

約数列:

[1, 2, 4, 8, 16, 197, 199, 394, 398, 788, 796, 1576, 1592, 3152, 3184, 39203, 78406, 156812, 313624, 627248]

約数ペア:

[(1, 627248), (2, 313624), (4, 156812), (8, 78406), (16, 39203), (197, 3184), (199, 3152), (394, 1592), (398, 1576), (788, 796)]