199808389

素因数分解:

${\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{7901}}^1$

素因数の和:7953

約数の個数: 16

約数和(自身を含む): 231370560

約数和(自身を除く): 31562171

約数列:

[1, 11, 19, 121, 209, 1331, 2299, 7901, 25289, 86911, 150119, 956021, 1651309, 10516231, 18164399, 199808389]

約数ペア:

[(1, 199808389), (11, 18164399), (19, 10516231), (121, 1651309), (209, 956021), (1331, 150119), (2299, 86911), (7901, 25289)]