51579129

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{503}}^1$

素因数の和:789

約数の個数: 32

約数和(自身を含む): 83220480

約数和(自身を除く): 31641351

約数列:

[1, 3, 7, 19, 21, 57, 133, 257, 399, 503, 771, 1509, 1799, 3521, 4883, 5397, 9557, 10563, 14649, 28671, 34181, 66899, 102543, 129271, 200697, 387813, 904897, 2456149, 2714691, 7368447, 17193043, 51579129]

約数ペア:

[(1, 51579129), (3, 17193043), (7, 7368447), (19, 2714691), (21, 2456149), (57, 904897), (133, 387813), (257, 200697), (399, 129271), (503, 102543), (771, 66899), (1509, 34181), (1799, 28671), (3521, 14649), (4883, 10563), (5397, 9557)]