27866397

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{1747}}^1$

素因数の和:2172

約数の個数: 16

約数和(自身を含む): 40134080

約数和(自身を除く): 12267683

約数列:

[1, 3, 13, 39, 409, 1227, 1747, 5241, 5317, 15951, 22711, 68133, 714523, 2143569, 9288799, 27866397]

約数ペア:

[(1, 27866397), (3, 9288799), (13, 2143569), (39, 714523), (409, 68133), (1227, 22711), (1747, 15951), (5241, 5317)]