520080869

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{157}}^1\times {\mathrm{3911}}^1$

素因数の和:4097

約数の個数: 24

約数和(自身を含む): 657654144

約数和(自身を除く): 137573275

約数列:

[1, 7, 11, 77, 121, 157, 847, 1099, 1727, 3911, 12089, 18997, 27377, 43021, 132979, 301147, 473231, 614027, 3312617, 4298189, 6754297, 47280079, 74297267, 520080869]

約数ペア:

[(1, 520080869), (7, 74297267), (11, 47280079), (77, 6754297), (121, 4298189), (157, 3312617), (847, 614027), (1099, 473231), (1727, 301147), (3911, 132979), (12089, 43021), (18997, 27377)]