2180817

素因数分解:

$3^3\times {\mathrm{37}}^2\times {\mathrm{59}}^1$

素因数の和:142

約数の個数: 24

約数和(自身を含む): 3376800

約数和(自身を除く): 1195983

約数列:

[1, 3, 9, 27, 37, 59, 111, 177, 333, 531, 999, 1369, 1593, 2183, 4107, 6549, 12321, 19647, 36963, 58941, 80771, 242313, 726939, 2180817]

約数ペア:

[(1, 2180817), (3, 726939), (9, 242313), (27, 80771), (37, 58941), (59, 36963), (111, 19647), (177, 12321), (333, 6549), (531, 4107), (999, 2183), (1369, 1593)]