7898247

素因数分解:

$3^2\times 7^1\times {\mathrm{283}}^1\times {\mathrm{443}}^1$

素因数の和:739

約数の個数: 24

約数和(自身を含む): 13113984

約数和(自身を除く): 5215737

約数列:

[1, 3, 7, 9, 21, 63, 283, 443, 849, 1329, 1981, 2547, 3101, 3987, 5943, 9303, 17829, 27909, 125369, 376107, 877583, 1128321, 2632749, 7898247]

約数ペア:

[(1, 7898247), (3, 2632749), (7, 1128321), (9, 877583), (21, 376107), (63, 125369), (283, 27909), (443, 17829), (849, 9303), (1329, 5943), (1981, 3987), (2547, 3101)]