200980197

素因数分解:

$3^6\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1$

素因数の和:453

約数の個数: 56

約数和(自身を含む): 334300608

約数和(自身を除く): 133320411

約数列:

[1, 3, 9, 11, 27, 33, 71, 81, 99, 213, 243, 297, 353, 639, 729, 781, 891, 1059, 1917, 2343, 2673, 3177, 3883, 5751, 7029, 8019, 9531, 11649, 17253, 21087, 25063, 28593, 34947, 51759, 63261, 75189, 85779, 104841, 189783, 225567, 257337, 275693, 314523, 569349, 676701, 827079, 943569, 2030103, 2481237, 2830707, 6090309, 7443711, 18270927, 22331133, 66993399, 200980197]

約数ペア:

[(1, 200980197), (3, 66993399), (9, 22331133), (11, 18270927), (27, 7443711), (33, 6090309), (71, 2830707), (81, 2481237), (99, 2030103), (213, 943569), (243, 827079), (297, 676701), (353, 569349), (639, 314523), (729, 275693), (781, 257337), (891, 225567), (1059, 189783), (1917, 104841), (2343, 85779), (2673, 75189), (3177, 63261), (3883, 51759), (5751, 34947), (7029, 28593), (8019, 25063), (9531, 21087), (11649, 17253)]