13128621

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{613}}^1$

素因数の和:697

約数の個数: 24

約数和(自身を含む): 19598880

約数和(自身を除く): 6470259

約数列:

[1, 3, 11, 33, 59, 121, 177, 363, 613, 649, 1839, 1947, 6743, 7139, 20229, 21417, 36167, 74173, 108501, 222519, 397837, 1193511, 4376207, 13128621]

約数ペア:

[(1, 13128621), (3, 4376207), (11, 1193511), (33, 397837), (59, 222519), (121, 108501), (177, 74173), (363, 36167), (613, 21417), (649, 20229), (1839, 7139), (1947, 6743)]