1640818081

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{1171}}^1\times {\mathrm{4259}}^1$

素因数の和:5484

約数の個数: 16

約数和(自身を含む): 1917204480

約数和(自身を除く): 276386399

約数列:

[1, 7, 47, 329, 1171, 4259, 8197, 29813, 55037, 200173, 385259, 1401211, 4987289, 34911023, 234402583, 1640818081]

約数ペア:

[(1, 1640818081), (7, 234402583), (47, 34911023), (329, 4987289), (1171, 1401211), (4259, 385259), (8197, 200173), (29813, 55037)]