1901277

素因数分解:

$3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{293}}^1$

素因数の和:409

約数の個数: 24

約数和(自身を含む): 3179904

約数和(自身を除く): 1278627

約数列:

[1, 3, 7, 9, 21, 63, 103, 293, 309, 721, 879, 927, 2051, 2163, 2637, 6153, 6489, 18459, 30179, 90537, 211253, 271611, 633759, 1901277]

約数ペア:

[(1, 1901277), (3, 633759), (7, 271611), (9, 211253), (21, 90537), (63, 30179), (103, 18459), (293, 6489), (309, 6153), (721, 2637), (879, 2163), (927, 2051)]