25428855

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{99721}}^1$

素因数の和:99746

約数の個数: 16

約数和(自身を含む): 43079904

約数和(自身を除く): 17651049

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 99721, 299163, 498605, 1495815, 1695257, 5085771, 8476285, 25428855]

約数ペア:

[(1, 25428855), (3, 8476285), (5, 5085771), (15, 1695257), (17, 1495815), (51, 498605), (85, 299163), (255, 99721)]