28259207

素因数分解:

${\mathrm{71}}^1\times {\mathrm{619}}^1\times {\mathrm{643}}^1$

素因数の和:1333

約数の個数: 8

約数和(自身を含む): 28748160

約数和(自身を除く): 488953

約数列:

[1, 71, 619, 643, 43949, 45653, 398017, 28259207]

約数ペア:

[(1, 28259207), (71, 398017), (619, 45653), (643, 43949)]