28713039

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{5861}}^1$

素因数の和:5958

約数の個数: 16

約数和(自身を含む): 40518144

約数和(自身を除く): 11805105

約数列:

[1, 3, 23, 69, 71, 213, 1633, 4899, 5861, 17583, 134803, 404409, 416131, 1248393, 9571013, 28713039]

約数ペア:

[(1, 28713039), (3, 9571013), (23, 1248393), (69, 416131), (71, 404409), (213, 134803), (1633, 17583), (4899, 5861)]