257037789034

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{520319411}}^1$

素因数の和:520319445

約数の個数: 16

約数和(自身を含む): 437068306080

約数和(自身を除く): 180030517046

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 520319411, 1040638822, 6764152343, 9886068809, 13528304686, 19772137618, 128518894517, 257037789034]

約数ペア:

[(1, 257037789034), (2, 128518894517), (13, 19772137618), (19, 13528304686), (26, 9886068809), (38, 6764152343), (247, 1040638822), (494, 520319411)]