7871139

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{257}}^1$

素因数の和:387

約数の個数: 24

約数和(自身を含む): 11832912

約数和(自身を除く): 3961773

約数列:

[1, 3, 9, 41, 83, 123, 249, 257, 369, 747, 771, 2313, 3403, 10209, 10537, 21331, 30627, 31611, 63993, 94833, 191979, 874571, 2623713, 7871139]

約数ペア:

[(1, 7871139), (3, 2623713), (9, 874571), (41, 191979), (83, 94833), (123, 63993), (249, 31611), (257, 30627), (369, 21331), (747, 10537), (771, 10209), (2313, 3403)]