249520876

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{515539}}^1$

素因数の和:515565

約数の個数: 18

約数和(自身を含む): 479967740

約数和(自身を除く): 230446864

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 515539, 1031078, 2062156, 5670929, 11341858, 22683716, 62380219, 124760438, 249520876]

約数ペア:

[(1, 249520876), (2, 124760438), (4, 62380219), (11, 22683716), (22, 11341858), (44, 5670929), (121, 2062156), (242, 1031078), (484, 515539)]