81185594

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{305209}}^1$

素因数の和:305237

約数の個数: 16

約数和(自身を含む): 146500800

約数和(自身を除く): 65315206

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 305209, 610418, 2136463, 4272926, 5798971, 11597942, 40592797, 81185594]

約数ペア:

[(1, 81185594), (2, 40592797), (7, 11597942), (14, 5798971), (19, 4272926), (38, 2136463), (133, 610418), (266, 305209)]