405248884

素因数分解:

$2^2\times {\mathrm{821}}^1\times {\mathrm{123401}}^1$

素因数の和:124226

約数の個数: 12

約数和(自身を含む): 710055108

約数和(自身を除く): 304806224

約数列:

[1, 2, 4, 821, 1642, 3284, 123401, 246802, 493604, 101312221, 202624442, 405248884]

約数ペア:

[(1, 405248884), (2, 202624442), (4, 101312221), (821, 493604), (1642, 246802), (3284, 123401)]