1668763449

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{839}}^1\times {\mathrm{7129}}^1$

素因数の和:8005

約数の個数: 24

約数和(自身を含む): 2491507200

約数和(自身を除く): 822743751

約数列:

[1, 3, 9, 31, 93, 279, 839, 2517, 7129, 7551, 21387, 26009, 64161, 78027, 220999, 234081, 662997, 1988991, 5981231, 17943693, 53831079, 185418161, 556254483, 1668763449]

約数ペア:

[(1, 1668763449), (3, 556254483), (9, 185418161), (31, 53831079), (93, 17943693), (279, 5981231), (839, 1988991), (2517, 662997), (7129, 234081), (7551, 220999), (21387, 78027), (26009, 64161)]