8216991

素因数分解:

$3^3\times {\mathrm{271}}^1\times {\mathrm{1123}}^1$

素因数の和:1403

約数の個数: 16

約数和(自身を含む): 12229120

約数和(自身を除く): 4012129

約数列:

[1, 3, 9, 27, 271, 813, 1123, 2439, 3369, 7317, 10107, 30321, 304333, 912999, 2738997, 8216991]

約数ペア:

[(1, 8216991), (3, 2738997), (9, 912999), (27, 304333), (271, 30321), (813, 10107), (1123, 7317), (2439, 3369)]