12726448

素因数分解:

$2^4\times 7^1\times {\mathrm{199}}^1\times {\mathrm{571}}^1$

素因数の和:785

約数の個数: 40

約数和(自身を含む): 28371200

約数和(自身を除く): 15644752

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 199, 398, 571, 796, 1142, 1393, 1592, 2284, 2786, 3184, 3997, 4568, 5572, 7994, 9136, 11144, 15988, 22288, 31976, 63952, 113629, 227258, 454516, 795403, 909032, 1590806, 1818064, 3181612, 6363224, 12726448]

約数ペア:

[(1, 12726448), (2, 6363224), (4, 3181612), (7, 1818064), (8, 1590806), (14, 909032), (16, 795403), (28, 454516), (56, 227258), (112, 113629), (199, 63952), (398, 31976), (571, 22288), (796, 15988), (1142, 11144), (1393, 9136), (1592, 7994), (2284, 5572), (2786, 4568), (3184, 3997)]