51284115

素因数分解:

$3^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{2707}}^1$

素因数の和:3139

約数の個数: 24

約数和(自身を含む): 89136528

約数和(自身を除く): 37852413

約数列:

[1, 3, 5, 9, 15, 45, 421, 1263, 2105, 2707, 3789, 6315, 8121, 13535, 18945, 24363, 40605, 121815, 1139647, 3418941, 5698235, 10256823, 17094705, 51284115]

約数ペア:

[(1, 51284115), (3, 17094705), (5, 10256823), (9, 5698235), (15, 3418941), (45, 1139647), (421, 121815), (1263, 40605), (2105, 24363), (2707, 18945), (3789, 13535), (6315, 8121)]