506080467

素因数分解:

$3^4\times {\mathrm{809}}^1\times {\mathrm{7723}}^1$

素因数の和:8544

約数の個数: 20

約数和(自身を含む): 757029240

約数和(自身を除く): 250948773

約数列:

[1, 3, 9, 27, 81, 809, 2427, 7281, 7723, 21843, 23169, 65529, 69507, 208521, 625563, 6247907, 18743721, 56231163, 168693489, 506080467]

約数ペア:

[(1, 506080467), (3, 168693489), (9, 56231163), (27, 18743721), (81, 6247907), (809, 625563), (2427, 208521), (7281, 69507), (7723, 65529), (21843, 23169)]