1327288

素因数分解:

$2^3\times {\mathrm{251}}^1\times {\mathrm{661}}^1$

素因数の和:918

約数の個数: 16

約数和(自身を含む): 2502360

約数和(自身を除く): 1175072

約数列:

[1, 2, 4, 8, 251, 502, 661, 1004, 1322, 2008, 2644, 5288, 165911, 331822, 663644, 1327288]

約数ペア:

[(1, 1327288), (2, 663644), (4, 331822), (8, 165911), (251, 5288), (502, 2644), (661, 2008), (1004, 1322)]