2109139851

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7725787}}^1$

素因数の和:7725810

約数の個数: 16

約数和(自身を含む): 3461153024

約数和(自身を除く): 1352013173

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 7725787, 23177361, 54080509, 100435231, 162241527, 301305693, 703046617, 2109139851]

約数ペア:

[(1, 2109139851), (3, 703046617), (7, 301305693), (13, 162241527), (21, 100435231), (39, 54080509), (91, 23177361), (273, 7725787)]