61277945

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{1997}}^1$

素因数の和:2057

約数の個数: 24

約数和(自身を含む): 82213704

約数和(自身を除く): 20935759

約数列:

[1, 5, 17, 19, 85, 95, 323, 361, 1615, 1805, 1997, 6137, 9985, 30685, 33949, 37943, 169745, 189715, 645031, 720917, 3225155, 3604585, 12255589, 61277945]

約数ペア:

[(1, 61277945), (5, 12255589), (17, 3604585), (19, 3225155), (85, 720917), (95, 645031), (323, 189715), (361, 169745), (1615, 37943), (1805, 33949), (1997, 30685), (6137, 9985)]