16574139

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{2803}}^1$

素因数の和:2888

約数の個数: 20

約数和(自身を含む): 25107016

約数和(自身を除く): 8532877

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 1971, 2803, 5913, 8409, 25227, 75681, 204619, 227043, 613857, 1841571, 5524713, 16574139]

約数ペア:

[(1, 16574139), (3, 5524713), (9, 1841571), (27, 613857), (73, 227043), (81, 204619), (219, 75681), (657, 25227), (1971, 8409), (2803, 5913)]