28284445

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{42533}}^1$

素因数の和:42564

約数の個数: 16

約数和(自身を含む): 40832640

約数和(自身を除く): 12548195

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 42533, 212665, 297731, 808127, 1488655, 4040635, 5656889, 28284445]

約数ペア:

[(1, 28284445), (5, 5656889), (7, 4040635), (19, 1488655), (35, 808127), (95, 297731), (133, 212665), (665, 42533)]