28461055

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{18911}}^1$

素因数の和:18966

約数の個数: 16

約数和(自身を含む): 39942144

約数和(自身を除く): 11481089

約数列:

[1, 5, 7, 35, 43, 215, 301, 1505, 18911, 94555, 132377, 661885, 813173, 4065865, 5692211, 28461055]

約数ペア:

[(1, 28461055), (5, 5692211), (7, 4065865), (35, 813173), (43, 661885), (215, 132377), (301, 94555), (1505, 18911)]