31351390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{447877}}^1$

素因数の和:447891

約数の個数: 16

約数和(自身を含む): 64494432

約数和(自身を除く): 33143042

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 447877, 895754, 2239385, 3135139, 4478770, 6270278, 15675695, 31351390]

約数ペア:

[(1, 31351390), (2, 15675695), (5, 6270278), (7, 4478770), (10, 3135139), (14, 2239385), (35, 895754), (70, 447877)]