28143105

素因数分解:

$3^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{2927}}^1$

素因数の和:3576

約数の個数: 16

約数和(自身を含む): 45114624

約数和(自身を除く): 16971519

約数列:

[1, 3, 5, 15, 641, 1923, 2927, 3205, 8781, 9615, 14635, 43905, 1876207, 5628621, 9381035, 28143105]

約数ペア:

[(1, 28143105), (3, 9381035), (5, 5628621), (15, 1876207), (641, 43905), (1923, 14635), (2927, 9615), (3205, 8781)]