261368045138

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{34563349}}^1$

素因数の和:34563569

約数の個数: 16

約数和(自身を含む): 414760200000

約数和(自身を除く): 153392154862

約数列:

[1, 2, 19, 38, 199, 398, 3781, 7562, 34563349, 69126698, 656703631, 1313407262, 6878106451, 13756212902, 130684022569, 261368045138]

約数ペア:

[(1, 261368045138), (2, 130684022569), (19, 13756212902), (38, 6878106451), (199, 1313407262), (398, 656703631), (3781, 69126698), (7562, 34563349)]