16197993

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{6271}}^1$

素因数の和:6325

約数の個数: 24

約数和(自身を含む): 27396096

約数和(自身を除く): 11198103

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 6271, 18813, 43897, 56439, 131691, 257111, 395073, 771333, 1799777, 2313999, 5399331, 16197993]

約数ペア:

[(1, 16197993), (3, 5399331), (7, 2313999), (9, 1799777), (21, 771333), (41, 395073), (63, 257111), (123, 131691), (287, 56439), (369, 43897), (861, 18813), (2583, 6271)]