27390657

素因数分解:

$3^1\times 7^2\times {\mathrm{389}}^1\times {\mathrm{479}}^1$

素因数の和:885

約数の個数: 24

約数和(自身を含む): 42681600

約数和(自身を除く): 15290943

約数列:

[1, 3, 7, 21, 49, 147, 389, 479, 1167, 1437, 2723, 3353, 8169, 10059, 19061, 23471, 57183, 70413, 186331, 558993, 1304317, 3912951, 9130219, 27390657]

約数ペア:

[(1, 27390657), (3, 9130219), (7, 3912951), (21, 1304317), (49, 558993), (147, 186331), (389, 70413), (479, 57183), (1167, 23471), (1437, 19061), (2723, 10059), (3353, 8169)]