5128405

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:348

約数の個数: 16

約数和(自身を含む): 6370560

約数和(自身を除く): 1242155

約数列:

[1, 5, 47, 139, 157, 235, 695, 785, 6533, 7379, 21823, 32665, 36895, 109115, 1025681, 5128405]

約数ペア:

[(1, 5128405), (5, 1025681), (47, 109115), (139, 36895), (157, 32665), (235, 21823), (695, 7379), (785, 6533)]