28337385

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{111127}}^1$

素因数の和:111152

約数の個数: 16

約数和(自身を含む): 48007296

約数和(自身を除く): 19669911

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 111127, 333381, 555635, 1666905, 1889159, 5667477, 9445795, 28337385]

約数ペア:

[(1, 28337385), (3, 9445795), (5, 5667477), (15, 1889159), (17, 1666905), (51, 555635), (85, 333381), (255, 111127)]