219790505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{857}}^1\times {\mathrm{4663}}^1$

素因数の和:5536

約数の個数: 16

約数和(自身を含む): 288123264

約数和(自身を除く): 68332759

約数列:

[1, 5, 11, 55, 857, 4285, 4663, 9427, 23315, 47135, 51293, 256465, 3996191, 19980955, 43958101, 219790505]

約数ペア:

[(1, 219790505), (5, 43958101), (11, 19980955), (55, 3996191), (857, 256465), (4285, 51293), (4663, 47135), (9427, 23315)]