2178749275421

素因数分解:

${\mathrm{31}}^2\times {\mathrm{2297}}^1\times {\mathrm{987013}}^1$

素因数の和:989372

約数の個数: 12

約数和(自身を含む): 2252281064796

約数和(自身を除く): 73531789375

約数列:

[1, 31, 961, 2297, 71207, 987013, 2207417, 30597403, 948519493, 2267168861, 70282234691, 2178749275421]

約数ペア:

[(1, 2178749275421), (31, 70282234691), (961, 2267168861), (2297, 948519493), (71207, 30597403), (987013, 2207417)]