2538987

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1637}}^1$

素因数の和:1698

約数の個数: 16

約数和(自身を含む): 3773952

約数和(自身を除く): 1234965

約数列:

[1, 3, 11, 33, 47, 141, 517, 1551, 1637, 4911, 18007, 54021, 76939, 230817, 846329, 2538987]

約数ペア:

[(1, 2538987), (3, 846329), (11, 230817), (33, 76939), (47, 54021), (141, 18007), (517, 4911), (1551, 1637)]