51020319

素因数分解:

$3^1\times 7^2\times {\mathrm{449}}^1\times {\mathrm{773}}^1$

素因数の和:1239

約数の個数: 24

約数和(自身を含む): 79412400

約数和(自身を除く): 28392081

約数列:

[1, 3, 7, 21, 49, 147, 449, 773, 1347, 2319, 3143, 5411, 9429, 16233, 22001, 37877, 66003, 113631, 347077, 1041231, 2429539, 7288617, 17006773, 51020319]

約数ペア:

[(1, 51020319), (3, 17006773), (7, 7288617), (21, 2429539), (49, 1041231), (147, 347077), (449, 113631), (773, 66003), (1347, 37877), (2319, 22001), (3143, 16233), (5411, 9429)]