208518261

素因数分解:

$3^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{41201}}^1$

素因数の和:41452

約数の個数: 16

約数和(自身を含む): 319068288

約数和(自身を除く): 110550027

約数列:

[1, 3, 7, 21, 241, 723, 1687, 5061, 41201, 123603, 288407, 865221, 9929441, 29788323, 69506087, 208518261]

約数ペア:

[(1, 208518261), (3, 69506087), (7, 29788323), (21, 9929441), (241, 865221), (723, 288407), (1687, 123603), (5061, 41201)]