12181839999

素因数分解:

$3^1\times 7^1\times {\mathrm{9091}}^1\times {\mathrm{63809}}^1$

素因数の和:72910

約数の個数: 16

約数和(自身を含む): 18565136640

約数和(自身を除く): 6383296641

約数列:

[1, 3, 7, 21, 9091, 27273, 63637, 63809, 190911, 191427, 446663, 1339989, 580087619, 1740262857, 4060613333, 12181839999]

約数ペア:

[(1, 12181839999), (3, 4060613333), (7, 1740262857), (21, 580087619), (9091, 1339989), (27273, 446663), (63637, 191427), (63809, 190911)]