2646975105

素因数分解:

$3^4\times 5^1\times {\mathrm{6535741}}^1$

素因数の和:6535758

約数の個数: 20

約数和(自身を含む): 4744948692

約数和(自身を除く): 2097973587

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 6535741, 19607223, 32678705, 58821669, 98036115, 176465007, 294108345, 529395021, 882325035, 2646975105]

約数ペア:

[(1, 2646975105), (3, 882325035), (5, 529395021), (9, 294108345), (15, 176465007), (27, 98036115), (45, 58821669), (81, 32678705), (135, 19607223), (405, 6535741)]