641081212

素因数分解:

$2^2\times {\mathrm{1303}}^1\times {\mathrm{123001}}^1$

素因数の和:124308

約数の個数: 12

約数和(自身を含む): 1122762256

約数和(自身を除く): 481681044

約数列:

[1, 2, 4, 1303, 2606, 5212, 123001, 246002, 492004, 160270303, 320540606, 641081212]

約数ペア:

[(1, 641081212), (2, 320540606), (4, 160270303), (1303, 492004), (2606, 246002), (5212, 123001)]