25372137

素因数分解:

$3^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{1879}}^1$

素因数の和:2532

約数の個数: 16

約数和(自身を含む): 38743040

約数和(自身を除く): 13370903

約数列:

[1, 3, 7, 21, 643, 1879, 1929, 4501, 5637, 13153, 13503, 39459, 1208197, 3624591, 8457379, 25372137]

約数ペア:

[(1, 25372137), (3, 8457379), (7, 3624591), (21, 1208197), (643, 39459), (1879, 13503), (1929, 13153), (4501, 5637)]