81921073353

素因数分解:

$3^1\times 7^1\times {\mathrm{839}}^1\times {\mathrm{4649587}}^1$

素因数の和:4650436

約数の個数: 16

約数和(自身を含む): 124980925440

約数和(自身を除く): 43059852087

約数列:

[1, 3, 7, 21, 839, 2517, 5873, 17619, 4649587, 13948761, 32547109, 97641327, 3901003493, 11703010479, 27307024451, 81921073353]

約数ペア:

[(1, 81921073353), (3, 27307024451), (7, 11703010479), (21, 3901003493), (839, 97641327), (2517, 32547109), (5873, 13948761), (17619, 4649587)]