65161995

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{857}}^1$

素因数の和:1039

約数の個数: 32

約数和(自身を含む): 107984448

約数和(自身を除く): 42822453

約数列:

[1, 3, 5, 15, 37, 111, 137, 185, 411, 555, 685, 857, 2055, 2571, 4285, 5069, 12855, 15207, 25345, 31709, 76035, 95127, 117409, 158545, 352227, 475635, 587045, 1761135, 4344133, 13032399, 21720665, 65161995]

約数ペア:

[(1, 65161995), (3, 21720665), (5, 13032399), (15, 4344133), (37, 1761135), (111, 587045), (137, 475635), (185, 352227), (411, 158545), (555, 117409), (685, 95127), (857, 76035), (2055, 31709), (2571, 25345), (4285, 15207), (5069, 12855)]