28689563

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1979}}^1$

素因数の和:2114

約数の個数: 16

約数和(自身を含む): 34848000

約数和(自身を除く): 6158437

約数列:

[1, 7, 19, 109, 133, 763, 1979, 2071, 13853, 14497, 37601, 215711, 263207, 1509977, 4098509, 28689563]

約数ペア:

[(1, 28689563), (7, 4098509), (19, 1509977), (109, 263207), (133, 215711), (763, 37601), (1979, 14497), (2071, 13853)]