678866121

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{2038637}}^1$

素因数の和:2038680

約数の個数: 12

約数和(自身を含む): 1007087172

約数和(自身を除く): 328221051

約数列:

[1, 3, 9, 37, 111, 333, 2038637, 6115911, 18347733, 75429569, 226288707, 678866121]

約数ペア:

[(1, 678866121), (3, 226288707), (9, 75429569), (37, 18347733), (111, 6115911), (333, 2038637)]