127380681

素因数分解:

$3^4\times {\mathrm{83}}^1\times {\mathrm{18947}}^1$

素因数の和:19042

約数の個数: 20

約数和(自身を含む): 192587472

約数和(自身を除く): 65206791

約数列:

[1, 3, 9, 27, 81, 83, 249, 747, 2241, 6723, 18947, 56841, 170523, 511569, 1534707, 1572601, 4717803, 14153409, 42460227, 127380681]

約数ペア:

[(1, 127380681), (3, 42460227), (9, 14153409), (27, 4717803), (81, 1572601), (83, 1534707), (249, 511569), (747, 170523), (2241, 56841), (6723, 18947)]