28045155

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{1009}}^1$

素因数の和:1143

約数の個数: 32

約数和(自身を含む): 47995200

約数和(自身を除く): 19950045

約数列:

[1, 3, 5, 15, 17, 51, 85, 109, 255, 327, 545, 1009, 1635, 1853, 3027, 5045, 5559, 9265, 15135, 17153, 27795, 51459, 85765, 109981, 257295, 329943, 549905, 1649715, 1869677, 5609031, 9348385, 28045155]

約数ペア:

[(1, 28045155), (3, 9348385), (5, 5609031), (15, 1869677), (17, 1649715), (51, 549905), (85, 329943), (109, 257295), (255, 109981), (327, 85765), (545, 51459), (1009, 27795), (1635, 17153), (1853, 15135), (3027, 9265), (5045, 5559)]