12036861

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1637}}^1$

素因数の和:1705

約数の個数: 24

約数和(自身を含む): 18738720

約数和(自身を除く): 6701859

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 387, 817, 1637, 2451, 4911, 7353, 14733, 31103, 70391, 93309, 211173, 279927, 633519, 1337429, 4012287, 12036861]

約数ペア:

[(1, 12036861), (3, 4012287), (9, 1337429), (19, 633519), (43, 279927), (57, 211173), (129, 93309), (171, 70391), (387, 31103), (817, 14733), (1637, 7353), (2451, 4911)]