2819553

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1987}}^1$

素因数の和:2044

約数の個数: 16

約数和(自身を含む): 4198656

約数和(自身を除く): 1379103

約数列:

[1, 3, 11, 33, 43, 129, 473, 1419, 1987, 5961, 21857, 65571, 85441, 256323, 939851, 2819553]

約数ペア:

[(1, 2819553), (3, 939851), (11, 256323), (33, 85441), (43, 65571), (129, 21857), (473, 5961), (1419, 1987)]