261607812

素因数分解:

$2^2\times 3^1\times {\mathrm{21800651}}^1$

素因数の和:21800658

約数の個数: 12

約数和(自身を含む): 610418256

約数和(自身を除く): 348810444

約数列:

[1, 2, 3, 4, 6, 12, 21800651, 43601302, 65401953, 87202604, 130803906, 261607812]

約数ペア:

[(1, 261607812), (2, 130803906), (3, 87202604), (4, 65401953), (6, 43601302), (12, 21800651)]