13651468

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{571}}^1$

素因数の和:757

約数の個数: 24

約数和(自身を含む): 24664640

約数和(自身を除く): 11013172

約数列:

[1, 2, 4, 43, 86, 139, 172, 278, 556, 571, 1142, 2284, 5977, 11954, 23908, 24553, 49106, 79369, 98212, 158738, 317476, 3412867, 6825734, 13651468]

約数ペア:

[(1, 13651468), (2, 6825734), (4, 3412867), (43, 317476), (86, 158738), (139, 98212), (172, 79369), (278, 49106), (556, 24553), (571, 23908), (1142, 11954), (2284, 5977)]