80372781

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{1723}}^1$

素因数の和:1873

約数の個数: 24

約数和(自身を含む): 119411136

約数和(自身を除く): 39038355

約数列:

[1, 3, 9, 71, 73, 213, 219, 639, 657, 1723, 5169, 5183, 15507, 15549, 46647, 122333, 125779, 366999, 377337, 1100997, 1132011, 8930309, 26790927, 80372781]

約数ペア:

[(1, 80372781), (3, 26790927), (9, 8930309), (71, 1132011), (73, 1100997), (213, 377337), (219, 366999), (639, 125779), (657, 122333), (1723, 46647), (5169, 15549), (5183, 15507)]