8160243

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1$

素因数の和:515

約数の個数: 32

約数和(自身を含む): 13612032

約数和(自身を除く): 5451789

約数列:

[1, 3, 7, 13, 21, 39, 71, 91, 213, 273, 421, 497, 923, 1263, 1491, 2769, 2947, 5473, 6461, 8841, 16419, 19383, 29891, 38311, 89673, 114933, 209237, 388583, 627711, 1165749, 2720081, 8160243]

約数ペア:

[(1, 8160243), (3, 2720081), (7, 1165749), (13, 627711), (21, 388583), (39, 209237), (71, 114933), (91, 89673), (213, 38311), (273, 29891), (421, 19383), (497, 16419), (923, 8841), (1263, 6461), (1491, 5473), (2769, 2947)]