513994

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{373}}^1$

素因数の和:441

約数の個数: 16

約数和(自身を含む): 848232

約数和(自身を除く): 334238

約数列:

[1, 2, 13, 26, 53, 106, 373, 689, 746, 1378, 4849, 9698, 19769, 39538, 256997, 513994]

約数ペア:

[(1, 513994), (2, 256997), (13, 39538), (26, 19769), (53, 9698), (106, 4849), (373, 1378), (689, 746)]