68405865

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{607}}^1\times {\mathrm{683}}^1$

素因数の和:1309

約数の個数: 32

約数和(自身を含む): 119771136

約数和(自身を除く): 51365271

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 607, 683, 1821, 2049, 3035, 3415, 6677, 7513, 9105, 10245, 20031, 22539, 33385, 37565, 100155, 112695, 414581, 1243743, 2072905, 4560391, 6218715, 13681173, 22801955, 68405865]

約数ペア:

[(1, 68405865), (3, 22801955), (5, 13681173), (11, 6218715), (15, 4560391), (33, 2072905), (55, 1243743), (165, 414581), (607, 112695), (683, 100155), (1821, 37565), (2049, 33385), (3035, 22539), (3415, 20031), (6677, 10245), (7513, 9105)]