206820153

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{547}}^1\times {\mathrm{977}}^1$

素因数の和:1573

約数の個数: 24

約数和(自身を含む): 306559968

約数和(自身を除く): 99739815

約数列:

[1, 3, 9, 43, 129, 387, 547, 977, 1641, 2931, 4923, 8793, 23521, 42011, 70563, 126033, 211689, 378099, 534419, 1603257, 4809771, 22980017, 68940051, 206820153]

約数ペア:

[(1, 206820153), (3, 68940051), (9, 22980017), (43, 4809771), (129, 1603257), (387, 534419), (547, 378099), (977, 211689), (1641, 126033), (2931, 70563), (4923, 42011), (8793, 23521)]