25339878

素因数分解:

$2^1\times 3^4\times {\mathrm{156419}}^1$

素因数の和:156433

約数の個数: 20

約数和(自身を含む): 56780460

約数和(自身を除く): 31440582

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 156419, 312838, 469257, 938514, 1407771, 2815542, 4223313, 8446626, 12669939, 25339878]

約数ペア:

[(1, 25339878), (2, 12669939), (3, 8446626), (6, 4223313), (9, 2815542), (18, 1407771), (27, 938514), (54, 469257), (81, 312838), (162, 156419)]