2897559

素因数分解:

$3^3\times 7^1\times {\mathrm{15331}}^1$

素因数の和:15347

約数の個数: 16

約数和(自身を含む): 4906240

約数和(自身を除く): 2008681

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 15331, 45993, 107317, 137979, 321951, 413937, 965853, 2897559]

約数ペア:

[(1, 2897559), (3, 965853), (7, 413937), (9, 321951), (21, 137979), (27, 107317), (63, 45993), (189, 15331)]