206563791

素因数分解:

$3^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{49429}}^1$

素因数の和:49638

約数の個数: 16

約数和(自身を含む): 316352000

約数和(自身を除く): 109788209

約数列:

[1, 3, 7, 21, 199, 597, 1393, 4179, 49429, 148287, 346003, 1038009, 9836371, 29509113, 68854597, 206563791]

約数ペア:

[(1, 206563791), (3, 68854597), (7, 29509113), (21, 9836371), (199, 1038009), (597, 346003), (1393, 148287), (4179, 49429)]