13290613

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:289

約数の個数: 24

約数和(自身を含む): 16416000

約数和(自身を除く): 3125387

約数列:

[1, 7, 29, 47, 49, 199, 203, 329, 1363, 1393, 1421, 2303, 5771, 9353, 9541, 9751, 40397, 65471, 66787, 271237, 282779, 458297, 1898659, 13290613]

約数ペア:

[(1, 13290613), (7, 1898659), (29, 458297), (47, 282779), (49, 271237), (199, 66787), (203, 65471), (329, 40397), (1363, 9751), (1393, 9541), (1421, 9353), (2303, 5771)]