201722549

素因数分解:

$7^1\times {\mathrm{31}}^2\times {\mathrm{157}}^1\times {\mathrm{191}}^1$

素因数の和:417

約数の個数: 24

約数和(自身を含む): 240989184

約数和(自身を除く): 39266635

約数列:

[1, 7, 31, 157, 191, 217, 961, 1099, 1337, 4867, 5921, 6727, 29987, 34069, 41447, 150877, 183551, 209909, 929597, 1056139, 1284857, 6507179, 28817507, 201722549]

約数ペア:

[(1, 201722549), (7, 28817507), (31, 6507179), (157, 1284857), (191, 1056139), (217, 929597), (961, 209909), (1099, 183551), (1337, 150877), (4867, 41447), (5921, 34069), (6727, 29987)]