16970905

素因数分解:

$5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{613}}^1$

素因数の和:745

約数の個数: 24

約数和(自身を含む): 23938632

約数和(自身を除く): 6967727

約数列:

[1, 5, 7, 35, 49, 113, 245, 565, 613, 791, 3065, 3955, 4291, 5537, 21455, 27685, 30037, 69269, 150185, 346345, 484883, 2424415, 3394181, 16970905]

約数ペア:

[(1, 16970905), (5, 3394181), (7, 2424415), (35, 484883), (49, 346345), (113, 150185), (245, 69269), (565, 30037), (613, 27685), (791, 21455), (3065, 5537), (3955, 4291)]