51487929

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{1087}}^1$

素因数の和:1389

約数の個数: 24

約数和(自身を含む): 78640640

約数和(自身を除く): 27152711

約数列:

[1, 3, 9, 19, 57, 171, 277, 831, 1087, 2493, 3261, 5263, 9783, 15789, 20653, 47367, 61959, 185877, 301099, 903297, 2709891, 5720881, 17162643, 51487929]

約数ペア:

[(1, 51487929), (3, 17162643), (9, 5720881), (19, 2709891), (57, 903297), (171, 301099), (277, 185877), (831, 61959), (1087, 47367), (2493, 20653), (3261, 15789), (5263, 9783)]