209969199

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{13339}}^1$

素因数の和:13412

約数の個数: 32

約数和(自身を含む): 345772800

約数和(自身を除く): 135803601

約数列:

[1, 3, 9, 11, 27, 33, 53, 99, 159, 297, 477, 583, 1431, 1749, 5247, 13339, 15741, 40017, 120051, 146729, 360153, 440187, 706967, 1320561, 2120901, 3961683, 6362703, 7776637, 19088109, 23329911, 69989733, 209969199]

約数ペア:

[(1, 209969199), (3, 69989733), (9, 23329911), (11, 19088109), (27, 7776637), (33, 6362703), (53, 3961683), (99, 2120901), (159, 1320561), (297, 706967), (477, 440187), (583, 360153), (1431, 146729), (1749, 120051), (5247, 40017), (13339, 15741)]