1393870681

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{249217}}^1$

素因数の和:249288

約数の個数: 16

約数和(自身を含む): 1722594816

約数和(自身を除く): 328724135

約数列:

[1, 7, 17, 47, 119, 329, 799, 5593, 249217, 1744519, 4236689, 11713199, 29656823, 81992393, 199124383, 1393870681]

約数ペア:

[(1, 1393870681), (7, 199124383), (17, 81992393), (47, 29656823), (119, 11713199), (329, 4236689), (799, 1744519), (5593, 249217)]