990940.0000000

素因数分解:

$3^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{479}}^1$

素因数の和:878

約数の個数: 16

約数和(自身を含む): 5990400

約数和(自身を除く): 2077449

約数列:

[1, 3, 7, 21, 389, 479, 1167, 1437, 2723, 3353, 8169, 10059, 186331, 558993, 1304317, 3912951]

約数ペア:

[(1, 3912951), (3, 1304317), (7, 558993), (21, 186331), (389, 10059), (479, 8169), (1167, 3353), (1437, 2723)]