81810562

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{647}}^1\times {\mathrm{3719}}^1$

素因数の和:4385

約数の個数: 16

約数和(自身を含む): 130170240

約数和(自身を除く): 48359678

約数列:

[1, 2, 17, 34, 647, 1294, 3719, 7438, 10999, 21998, 63223, 126446, 2406193, 4812386, 40905281, 81810562]

約数ペア:

[(1, 81810562), (2, 40905281), (17, 4812386), (34, 2406193), (647, 126446), (1294, 63223), (3719, 21998), (7438, 10999)]