2640628323

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{17909}}^1$

素因数の和:18088

約数の個数: 32

約数和(自身を含む): 4034764800

約数和(自身を除く): 1394136477

約数列:

[1, 3, 9, 27, 43, 127, 129, 381, 387, 1143, 1161, 3429, 5461, 16383, 17909, 49149, 53727, 147447, 161181, 483543, 770087, 2274443, 2310261, 6823329, 6930783, 20469987, 20792349, 61409961, 97801049, 293403147, 880209441, 2640628323]

約数ペア:

[(1, 2640628323), (3, 880209441), (9, 293403147), (27, 97801049), (43, 61409961), (127, 20792349), (129, 20469987), (381, 6930783), (387, 6823329), (1143, 2310261), (1161, 2274443), (3429, 770087), (5461, 483543), (16383, 161181), (17909, 147447), (49149, 53727)]