39971309

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1223}}^1$

素因数の和:1289

約数の個数: 24

約数和(自身を含む): 50232960

約数和(自身を除く): 10261651

約数列:

[1, 7, 23, 29, 49, 161, 203, 667, 1127, 1223, 1421, 4669, 8561, 28129, 32683, 35467, 59927, 196903, 248269, 815741, 1378321, 1737883, 5710187, 39971309]

約数ペア:

[(1, 39971309), (7, 5710187), (23, 1737883), (29, 1378321), (49, 815741), (161, 248269), (203, 196903), (667, 59927), (1127, 35467), (1223, 32683), (1421, 28129), (4669, 8561)]