1289233478405

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{263}}^1\times {\mathrm{262351}}^1$

素因数の和:262757

約数の個数: 32

約数和(自身を含む): 1610732141568

約数和(自身を除く): 321498663163

約数列:

[1, 5, 37, 101, 185, 263, 505, 1315, 3737, 9731, 18685, 26563, 48655, 132815, 262351, 982831, 1311755, 4914155, 9706987, 26497451, 48534935, 68998313, 132487255, 344991565, 980405687, 2552937581, 4902028435, 6968829613, 12764687905, 34844148065, 257846695681, 1289233478405]

約数ペア:

[(1, 1289233478405), (5, 257846695681), (37, 34844148065), (101, 12764687905), (185, 6968829613), (263, 4902028435), (505, 2552937581), (1315, 980405687), (3737, 344991565), (9731, 132487255), (18685, 68998313), (26563, 48534935), (48655, 26497451), (132815, 9706987), (262351, 4914155), (982831, 1311755)]