987201439

素因数分解:

$7^1\times {\mathrm{43}}^2\times {\mathrm{89}}^1\times {\mathrm{857}}^1$

素因数の和:1039

約数の個数: 24

約数和(自身を含む): 1169419680

約数和(自身を除く): 182218241

約数列:

[1, 7, 43, 89, 301, 623, 857, 1849, 3827, 5999, 12943, 26789, 36851, 76273, 164561, 257957, 533911, 1151927, 1584593, 3279739, 11092151, 22958173, 141028777, 987201439]

約数ペア:

[(1, 987201439), (7, 141028777), (43, 22958173), (89, 11092151), (301, 3279739), (623, 1584593), (857, 1151927), (1849, 533911), (3827, 257957), (5999, 164561), (12943, 76273), (26789, 36851)]