28777315

素因数分解:

$5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{5237}}^1$

素因数の和:5406

約数の個数: 16

約数和(自身を含む): 39724992

約数和(自身を除く): 10947677

約数列:

[1, 5, 7, 35, 157, 785, 1099, 5237, 5495, 26185, 36659, 183295, 822209, 4111045, 5755463, 28777315]

約数ペア:

[(1, 28777315), (5, 5755463), (7, 4111045), (35, 822209), (157, 183295), (785, 36659), (1099, 26185), (5237, 5495)]