857982886

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{318007}}^1$

素因数の和:318099

約数の個数: 16

約数和(自身を含む): 1373794560

約数和(自身を除く): 515811674

約数列:

[1, 2, 19, 38, 71, 142, 1349, 2698, 318007, 636014, 6042133, 12084266, 22578497, 45156994, 428991443, 857982886]

約数ペア:

[(1, 857982886), (2, 428991443), (19, 45156994), (38, 22578497), (71, 12084266), (142, 6042133), (1349, 636014), (2698, 318007)]