28464065

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{18913}}^1$

素因数の和:18968

約数の個数: 16

約数和(自身を含む): 39946368

約数和(自身を除く): 11482303

約数列:

[1, 5, 7, 35, 43, 215, 301, 1505, 18913, 94565, 132391, 661955, 813259, 4066295, 5692813, 28464065]

約数ペア:

[(1, 28464065), (5, 5692813), (7, 4066295), (35, 813259), (43, 661955), (215, 132391), (301, 94565), (1505, 18913)]