419962011

素因数分解:

$3^1\times 7^1\times {\mathrm{2957}}^1\times {\mathrm{6763}}^1$

素因数の和:9730

約数の個数: 16

約数和(自身を含む): 640253184

約数和(自身を除く): 220291173

約数列:

[1, 3, 7, 21, 2957, 6763, 8871, 20289, 20699, 47341, 62097, 142023, 19998191, 59994573, 139987337, 419962011]

約数ペア:

[(1, 419962011), (3, 139987337), (7, 59994573), (21, 19998191), (2957, 142023), (6763, 62097), (8871, 47341), (20289, 20699)]