13530419

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{439}}^1$

素因数の和:507

約数の個数: 24

約数和(自身を含む): 17154720

約数和(自身を除く): 3624301

約数列:

[1, 7, 17, 37, 49, 119, 259, 439, 629, 833, 1813, 3073, 4403, 7463, 16243, 21511, 30821, 52241, 113701, 276131, 365687, 795907, 1932917, 13530419]

約数ペア:

[(1, 13530419), (7, 1932917), (17, 795907), (37, 365687), (49, 276131), (119, 113701), (259, 52241), (439, 30821), (629, 21511), (833, 16243), (1813, 7463), (3073, 4403)]