2578509

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{887}}^1$

素因数の和:929

約数の個数: 24

約数和(自身を含む): 4155840

約数和(自身を除く): 1577331

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 323, 887, 969, 2661, 2907, 7983, 15079, 16853, 45237, 50559, 135711, 151677, 286501, 859503, 2578509]

約数ペア:

[(1, 2578509), (3, 859503), (9, 286501), (17, 151677), (19, 135711), (51, 50559), (57, 45237), (153, 16853), (171, 15079), (323, 7983), (887, 2907), (969, 2661)]