16173729

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:163

約数の個数: 64

約数和(自身を含む): 29030400

約数和(自身を除く): 12856671

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 59, 71, 99, 117, 143, 177, 213, 297, 351, 429, 531, 639, 649, 767, 781, 923, 1287, 1593, 1917, 1947, 2301, 2343, 2769, 3861, 4189, 5841, 6903, 7029, 8307, 8437, 10153, 12567, 17523, 20709, 21087, 24921, 25311, 30459, 37701, 46079, 54457, 75933, 91377, 113103, 138237, 163371, 227799, 274131, 414711, 490113, 599027, 1244133, 1470339, 1797081, 5391243, 16173729]

約数ペア:

[(1, 16173729), (3, 5391243), (9, 1797081), (11, 1470339), (13, 1244133), (27, 599027), (33, 490113), (39, 414711), (59, 274131), (71, 227799), (99, 163371), (117, 138237), (143, 113103), (177, 91377), (213, 75933), (297, 54457), (351, 46079), (429, 37701), (531, 30459), (639, 25311), (649, 24921), (767, 21087), (781, 20709), (923, 17523), (1287, 12567), (1593, 10153), (1917, 8437), (1947, 8307), (2301, 7029), (2343, 6903), (2769, 5841), (3861, 4189)]