16139997

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{757}}^1$

素因数の和:889

約数の個数: 24

約数和(自身を含む): 24595584

約数和(自身を除く): 8455587

約数列:

[1, 3, 9, 23, 69, 103, 207, 309, 757, 927, 2271, 2369, 6813, 7107, 17411, 21321, 52233, 77971, 156699, 233913, 701739, 1793333, 5379999, 16139997]

約数ペア:

[(1, 16139997), (3, 5379999), (9, 1793333), (23, 701739), (69, 233913), (103, 156699), (207, 77971), (309, 52233), (757, 21321), (927, 17411), (2271, 7107), (2369, 6813)]