218144596

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{199}}^1\times {\mathrm{3469}}^1$

素因数の和:3751

約数の個数: 24

約数和(自身を含む): 388640000

約数和(自身を除く): 170495404

約数列:

[1, 2, 4, 79, 158, 199, 316, 398, 796, 3469, 6938, 13876, 15721, 31442, 62884, 274051, 548102, 690331, 1096204, 1380662, 2761324, 54536149, 109072298, 218144596]

約数ペア:

[(1, 218144596), (2, 109072298), (4, 54536149), (79, 2761324), (158, 1380662), (199, 1096204), (316, 690331), (398, 548102), (796, 274051), (3469, 62884), (6938, 31442), (13876, 15721)]