81339990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{2711333}}^1$

素因数の和:2711343

約数の個数: 16

約数和(自身を含む): 195216048

約数和(自身を除く): 113876058

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 2711333, 5422666, 8133999, 13556665, 16267998, 27113330, 40669995, 81339990]

約数ペア:

[(1, 81339990), (2, 40669995), (3, 27113330), (5, 16267998), (6, 13556665), (10, 8133999), (15, 5422666), (30, 2711333)]