128643555

素因数分解:

$3^1\times 5^1\times {\mathrm{2027}}^1\times {\mathrm{4231}}^1$

素因数の和:6266

約数の個数: 16

約数和(自身を含む): 205979904

約数和(自身を除く): 77336349

約数列:

[1, 3, 5, 15, 2027, 4231, 6081, 10135, 12693, 21155, 30405, 63465, 8576237, 25728711, 42881185, 128643555]

約数ペア:

[(1, 128643555), (3, 42881185), (5, 25728711), (15, 8576237), (2027, 63465), (4231, 30405), (6081, 21155), (10135, 12693)]