25040001

素因数分解:

$3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{5347}}^1$

素因数の和:5580

約数の個数: 16

約数和(自身を含む): 38334464

約数和(自身を除く): 13294463

約数列:

[1, 3, 7, 21, 223, 669, 1561, 4683, 5347, 16041, 37429, 112287, 1192381, 3577143, 8346667, 25040001]

約数ペア:

[(1, 25040001), (3, 8346667), (7, 3577143), (21, 1192381), (223, 112287), (669, 37429), (1561, 16041), (4683, 5347)]