1273993

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1$

素因数の和:264

約数の個数: 16

約数和(自身を含む): 1564416

約数和(自身を除く): 290423

約数列:

[1, 7, 23, 41, 161, 193, 287, 943, 1351, 4439, 6601, 7913, 31073, 55391, 181999, 1273993]

約数ペア:

[(1, 1273993), (7, 181999), (23, 55391), (41, 31073), (161, 7913), (193, 6601), (287, 4439), (943, 1351)]