1639892023

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{647}}^1\times {\mathrm{32917}}^1$

素因数の和:33582

約数の個数: 16

約数和(自身を含む): 2047762944

約数和(自身を除く): 407870921

約数列:

[1, 7, 11, 77, 647, 4529, 7117, 32917, 49819, 230419, 362087, 2534609, 21297299, 149081093, 234270289, 1639892023]

約数ペア:

[(1, 1639892023), (7, 234270289), (11, 149081093), (77, 21297299), (647, 2534609), (4529, 362087), (7117, 230419), (32917, 49819)]