51221745

素因数分解:

$3^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{6359}}^1$

素因数の和:6549

約数の個数: 24

約数和(自身を含む): 89294400

約数和(自身を除く): 38072655

約数列:

[1, 3, 5, 9, 15, 45, 179, 537, 895, 1611, 2685, 6359, 8055, 19077, 31795, 57231, 95385, 286155, 1138261, 3414783, 5691305, 10244349, 17073915, 51221745]

約数ペア:

[(1, 51221745), (3, 17073915), (5, 10244349), (9, 5691305), (15, 3414783), (45, 1138261), (179, 286155), (537, 95385), (895, 57231), (1611, 31795), (2685, 19077), (6359, 8055)]