278615674881

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{157}}^1\times {\mathrm{1808993}}^1$

素因数の和:1809265

約数の個数: 24

約数和(自身を含む): 408724104360

約数和(自身を除く): 130108429479

約数列:

[1, 3, 9, 109, 157, 327, 471, 981, 1413, 17113, 51339, 154017, 1808993, 5426979, 16280937, 197180237, 284011901, 591540711, 852035703, 1774622133, 2556107109, 30957297209, 92871891627, 278615674881]

約数ペア:

[(1, 278615674881), (3, 92871891627), (9, 30957297209), (109, 2556107109), (157, 1774622133), (327, 852035703), (471, 591540711), (981, 284011901), (1413, 197180237), (17113, 16280937), (51339, 5426979), (154017, 1808993)]