40247949

素因数分解:

$3^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{9631}}^1$

素因数の和:9840

約数の個数: 16

約数和(自身を含む): 61644800

約数和(自身を除く): 21396851

約数列:

[1, 3, 7, 21, 199, 597, 1393, 4179, 9631, 28893, 67417, 202251, 1916569, 5749707, 13415983, 40247949]

約数ペア:

[(1, 40247949), (3, 13415983), (7, 5749707), (21, 1916569), (199, 202251), (597, 67417), (1393, 28893), (4179, 9631)]