1861341

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:400

約数の個数: 16

約数和(自身を含む): 2601984

約数和(自身を除く): 740643

約数列:

[1, 3, 43, 47, 129, 141, 307, 921, 2021, 6063, 13201, 14429, 39603, 43287, 620447, 1861341]

約数ペア:

[(1, 1861341), (3, 620447), (43, 43287), (47, 39603), (129, 14429), (141, 13201), (307, 6063), (921, 2021)]