29906513

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1$

素因数の和:406

約数の個数: 32

約数和(自身を含む): 39648000

約数和(自身を除く): 9741487

約数列:

[1, 7, 13, 19, 49, 91, 133, 247, 343, 353, 637, 931, 1729, 2471, 4459, 4589, 6517, 6707, 12103, 17297, 32123, 46949, 84721, 87191, 121079, 224861, 328643, 610337, 1574027, 2300501, 4272359, 29906513]

約数ペア:

[(1, 29906513), (7, 4272359), (13, 2300501), (19, 1574027), (49, 610337), (91, 328643), (133, 224861), (247, 121079), (343, 87191), (353, 84721), (637, 46949), (931, 32123), (1729, 17297), (2471, 12103), (4459, 6707), (4589, 6517)]