28725495

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{887}}^1$

素因数の和:1039

約数の個数: 32

約数和(自身を含む): 49102848

約数和(自身を除く): 20377353

約数列:

[1, 3, 5, 15, 17, 51, 85, 127, 255, 381, 635, 887, 1905, 2159, 2661, 4435, 6477, 10795, 13305, 15079, 32385, 45237, 75395, 112649, 226185, 337947, 563245, 1689735, 1915033, 5745099, 9575165, 28725495]

約数ペア:

[(1, 28725495), (3, 9575165), (5, 5745099), (15, 1915033), (17, 1689735), (51, 563245), (85, 337947), (127, 226185), (255, 112649), (381, 75395), (635, 45237), (887, 32385), (1905, 15079), (2159, 13305), (2661, 10795), (4435, 6477)]