15721672521

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{4391}}^1\times {\mathrm{16349}}^1$

素因数の和:20816

約数の個数: 16

約数和(自身を含む): 21255523200

約数和(自身を除く): 5533850679

約数列:

[1, 3, 73, 219, 4391, 13173, 16349, 49047, 320543, 961629, 1193477, 3580431, 71788459, 215365377, 5240557507, 15721672521]

約数ペア:

[(1, 15721672521), (3, 5240557507), (73, 215365377), (219, 71788459), (4391, 3580431), (13173, 1193477), (16349, 961629), (49047, 320543)]