51290305

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{6709}}^1$

素因数の和:6864

約数の個数: 16

約数和(自身を含む): 67636800

約数和(自身を除く): 16346495

約数列:

[1, 5, 11, 55, 139, 695, 1529, 6709, 7645, 33545, 73799, 368995, 932551, 4662755, 10258061, 51290305]

約数ペア:

[(1, 51290305), (5, 10258061), (11, 4662755), (55, 932551), (139, 368995), (695, 73799), (1529, 33545), (6709, 7645)]