209852013

素因数分解:

$3^1\times 7^1\times {\mathrm{2687}}^1\times {\mathrm{3719}}^1$

素因数の和:6416

約数の個数: 16

約数和(自身を含む): 319979520

約数和(自身を除く): 110127507

約数列:

[1, 3, 7, 21, 2687, 3719, 8061, 11157, 18809, 26033, 56427, 78099, 9992953, 29978859, 69950671, 209852013]

約数ペア:

[(1, 209852013), (3, 69950671), (7, 29978859), (21, 9992953), (2687, 78099), (3719, 56427), (8061, 26033), (11157, 18809)]