1566669

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{139}}^1$

素因数の和:189

約数の個数: 24

約数和(自身を含む): 2406880

約数和(自身を除く): 840211

約数列:

[1, 3, 13, 17, 39, 51, 139, 221, 289, 417, 663, 867, 1807, 2363, 3757, 5421, 7089, 11271, 30719, 40171, 92157, 120513, 522223, 1566669]

約数ペア:

[(1, 1566669), (3, 522223), (13, 120513), (17, 92157), (39, 40171), (51, 30719), (139, 11271), (221, 7089), (289, 5421), (417, 3757), (663, 2363), (867, 1807)]