77870721

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{31771}}^1$

素因数の和:31836

約数の個数: 16

約数和(自身を含む): 111837440

約数和(自身を除く): 33966719

約数列:

[1, 3, 19, 43, 57, 129, 817, 2451, 31771, 95313, 603649, 1366153, 1810947, 4098459, 25956907, 77870721]

約数ペア:

[(1, 77870721), (3, 25956907), (19, 4098459), (43, 1810947), (57, 1366153), (129, 603649), (817, 95313), (2451, 31771)]