38443587

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{20117}}^1$

素因数の和:20147

約数の個数: 24

約数和(自身を含む): 64216656

約数和(自身を除く): 25773069

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 20117, 60351, 140819, 261521, 422457, 784563, 985733, 1830647, 2957199, 5491941, 12814529, 38443587]

約数ペア:

[(1, 38443587), (3, 12814529), (7, 5491941), (13, 2957199), (21, 1830647), (39, 985733), (49, 784563), (91, 422457), (147, 261521), (273, 140819), (637, 60351), (1911, 20117)]