51490161

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{613}}^1$

素因数の和:703

約数の個数: 40

約数和(自身を含む): 82912104

約数和(自身を除く): 31421943

約数列:

[1, 3, 9, 17, 27, 51, 61, 81, 153, 183, 459, 549, 613, 1037, 1377, 1647, 1839, 3111, 4941, 5517, 9333, 10421, 16551, 27999, 31263, 37393, 49653, 83997, 93789, 112179, 281367, 336537, 635681, 844101, 1009611, 1907043, 3028833, 5721129, 17163387, 51490161]

約数ペア:

[(1, 51490161), (3, 17163387), (9, 5721129), (17, 3028833), (27, 1907043), (51, 1009611), (61, 844101), (81, 635681), (153, 336537), (183, 281367), (459, 112179), (549, 93789), (613, 83997), (1037, 49653), (1377, 37393), (1647, 31263), (1839, 27999), (3111, 16551), (4941, 10421), (5517, 9333)]