201445909

素因数分解:

$7^2\times {\mathrm{73}}^1\times {\mathrm{199}}^1\times {\mathrm{283}}^1$

素因数の和:569

約数の個数: 24

約数和(自身を含む): 239582400

約数和(自身を除く): 38136491

約数列:

[1, 7, 49, 73, 199, 283, 511, 1393, 1981, 3577, 9751, 13867, 14527, 20659, 56317, 101689, 144613, 394219, 711823, 1012291, 2759533, 4111141, 28777987, 201445909]

約数ペア:

[(1, 201445909), (7, 28777987), (49, 4111141), (73, 2759533), (199, 1012291), (283, 711823), (511, 394219), (1393, 144613), (1981, 101689), (3577, 56317), (9751, 20659), (13867, 14527)]