28411165

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{4231}}^1$

素因数の和:4332

約数の個数: 16

約数和(自身を含む): 36564480

約数和(自身を除く): 8153315

約数列:

[1, 5, 17, 79, 85, 395, 1343, 4231, 6715, 21155, 71927, 334249, 359635, 1671245, 5682233, 28411165]

約数ペア:

[(1, 28411165), (5, 5682233), (17, 1671245), (79, 359635), (85, 334249), (395, 71927), (1343, 21155), (4231, 6715)]