855106516

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{1766749}}^1$

素因数の和:1766775

約数の個数: 18

約数和(自身を含む): 1644844250

約数和(自身を除く): 789737734

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 1766749, 3533498, 7066996, 19434239, 38868478, 77736956, 213776629, 427553258, 855106516]

約数ペア:

[(1, 855106516), (2, 427553258), (4, 213776629), (11, 77736956), (22, 38868478), (44, 19434239), (121, 7066996), (242, 3533498), (484, 1766749)]