2987769

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:141

約数の個数: 32

約数和(自身を含む): 4561920

約数和(自身を除く): 1574151

約数列:

[1, 3, 19, 23, 43, 53, 57, 69, 129, 159, 437, 817, 989, 1007, 1219, 1311, 2279, 2451, 2967, 3021, 3657, 6837, 18791, 23161, 43301, 52417, 56373, 69483, 129903, 157251, 995923, 2987769]

約数ペア:

[(1, 2987769), (3, 995923), (19, 157251), (23, 129903), (43, 69483), (53, 56373), (57, 52417), (69, 43301), (129, 23161), (159, 18791), (437, 6837), (817, 3657), (989, 3021), (1007, 2967), (1219, 2451), (1311, 2279)]