12560025

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{9851}}^1$

素因数の和:9881

約数の個数: 24

約数和(自身を含む): 21989664

約数和(自身を除く): 9429639

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 9851, 29553, 49255, 147765, 167467, 246275, 502401, 738825, 837335, 2512005, 4186675, 12560025]

約数ペア:

[(1, 12560025), (3, 4186675), (5, 2512005), (15, 837335), (17, 738825), (25, 502401), (51, 246275), (75, 167467), (85, 147765), (255, 49255), (425, 29553), (1275, 9851)]