84120165

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109961}}^1$

素因数の和:109989

約数の個数: 24

約数和(自身を含む): 154386648

約数和(自身を除く): 70266483

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 109961, 329883, 549805, 989649, 1649415, 1869337, 4948245, 5608011, 9346685, 16824033, 28040055, 84120165]

約数ペア:

[(1, 84120165), (3, 28040055), (5, 16824033), (9, 9346685), (15, 5608011), (17, 4948245), (45, 1869337), (51, 1649415), (85, 989649), (153, 549805), (255, 329883), (765, 109961)]