28712868

素因数分解:

$2^2\times 3^1\times {\mathrm{389}}^1\times {\mathrm{6151}}^1$

素因数の和:6547

約数の個数: 24

約数和(自身を含む): 67179840

約数和(自身を除く): 38466972

約数列:

[1, 2, 3, 4, 6, 12, 389, 778, 1167, 1556, 2334, 4668, 6151, 12302, 18453, 24604, 36906, 73812, 2392739, 4785478, 7178217, 9570956, 14356434, 28712868]

約数ペア:

[(1, 28712868), (2, 14356434), (3, 9570956), (4, 7178217), (6, 4785478), (12, 2392739), (389, 73812), (778, 36906), (1167, 24604), (1556, 18453), (2334, 12302), (4668, 6151)]