55135809

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{18397}}^1$

素因数の和:18446

約数の個数: 20

約数和(自身を含む): 84594004

約数和(自身を除く): 29458195

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 18397, 55191, 165573, 496719, 680689, 1490157, 2042067, 6126201, 18378603, 55135809]

約数ペア:

[(1, 55135809), (3, 18378603), (9, 6126201), (27, 2042067), (37, 1490157), (81, 680689), (111, 496719), (333, 165573), (999, 55191), (2997, 18397)]