1878902081

素因数分解:

$7^1\times {\mathrm{199}}^1\times {\mathrm{523}}^1\times {\mathrm{2579}}^1$

素因数の和:3308

約数の個数: 16

約数和(自身を含む): 2163072000

約数和(自身を除く): 284169919

約数列:

[1, 7, 199, 523, 1393, 2579, 3661, 18053, 104077, 513221, 728539, 1348817, 3592547, 9441719, 268414583, 1878902081]

約数ペア:

[(1, 1878902081), (7, 268414583), (199, 9441719), (523, 3592547), (1393, 1348817), (2579, 728539), (3661, 513221), (18053, 104077)]