28393729

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{4657}}^1$

素因数の和:4744

約数の個数: 16

約数和(自身を含む): 35475328

約数和(自身を除く): 7081599

約数列:

[1, 7, 13, 67, 91, 469, 871, 4657, 6097, 32599, 60541, 312019, 423787, 2184133, 4056247, 28393729]

約数ペア:

[(1, 28393729), (7, 4056247), (13, 2184133), (67, 423787), (91, 312019), (469, 60541), (871, 32599), (4657, 6097)]