129447976

素因数分解:

$2^3\times 7^1\times {\mathrm{2311571}}^1$

素因数の和:2311584

約数の個数: 16

約数和(自身を含む): 277388640

約数和(自身を除く): 147940664

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 2311571, 4623142, 9246284, 16180997, 18492568, 32361994, 64723988, 129447976]

約数ペア:

[(1, 129447976), (2, 64723988), (4, 32361994), (7, 18492568), (8, 16180997), (14, 9246284), (28, 4623142), (56, 2311571)]