28709727

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{1619}}^1$

素因数の和:1902

約数の個数: 16

約数和(自身を含む): 40124160

約数和(自身を除く): 11414433

約数列:

[1, 3, 23, 69, 257, 771, 1619, 4857, 5911, 17733, 37237, 111711, 416083, 1248249, 9569909, 28709727]

約数ペア:

[(1, 28709727), (3, 9569909), (23, 1248249), (69, 416083), (257, 111711), (771, 37237), (1619, 17733), (4857, 5911)]