2587743

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{409}}^1$

素因数の和:471

約数の個数: 24

約数和(自身を含む): 4050800

約数和(自身を除く): 1463057

約数列:

[1, 3, 9, 19, 37, 57, 111, 171, 333, 409, 703, 1227, 2109, 3681, 6327, 7771, 15133, 23313, 45399, 69939, 136197, 287527, 862581, 2587743]

約数ペア:

[(1, 2587743), (3, 862581), (9, 287527), (19, 136197), (37, 69939), (57, 45399), (111, 23313), (171, 15133), (333, 7771), (409, 6327), (703, 3681), (1227, 2109)]