13871361

素因数分解:

$3^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{479}}^1$

素因数の和:693

約数の個数: 24

約数和(自身を含む): 21669120

約数和(自身を除く): 7797759

約数列:

[1, 3, 7, 21, 49, 147, 197, 479, 591, 1379, 1437, 3353, 4137, 9653, 10059, 23471, 28959, 70413, 94363, 283089, 660541, 1981623, 4623787, 13871361]

約数ペア:

[(1, 13871361), (3, 4623787), (7, 1981623), (21, 660541), (49, 283089), (147, 94363), (197, 70413), (479, 28959), (591, 23471), (1379, 10059), (1437, 9653), (3353, 4137)]