2560521

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{863}}^1$

素因数の和:932

約数の個数: 16

約数和(自身を含む): 3649536

約数和(自身を除く): 1089015

約数列:

[1, 3, 23, 43, 69, 129, 863, 989, 2589, 2967, 19849, 37109, 59547, 111327, 853507, 2560521]

約数ペア:

[(1, 2560521), (3, 853507), (23, 111327), (43, 59547), (69, 37109), (129, 19849), (863, 2967), (989, 2589)]