3881423

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{193}}^1$

素因数の和:243

約数の個数: 24

約数和(自身を含む): 5112288

約数和(自身を除く): 1230865

約数列:

[1, 7, 13, 17, 91, 119, 169, 193, 221, 1183, 1351, 1547, 2509, 2873, 3281, 17563, 20111, 22967, 32617, 42653, 228319, 298571, 554489, 3881423]

約数ペア:

[(1, 3881423), (7, 554489), (13, 298571), (17, 228319), (91, 42653), (119, 32617), (169, 22967), (193, 20111), (221, 17563), (1183, 3281), (1351, 2873), (1547, 2509)]